21860808876

素因数分解:

$2^2\times 3^3\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:721

約数の個数: 192

約数和(自身を含む): 59249957760

約数和(自身を除く): 37389148884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 53, 54, 61, 106, 108, 122, 137, 159, 183, 212, 244, 274, 318, 366, 411, 457, 477, 548, 549, 636, 732, 822, 914, 954, 1098, 1233, 1371, 1431, 1644, 1647, 1828, 1908, 2196, 2466, 2742, 2862, 3233, 3294, 3699, 4113, 4932, 5484, 5724, 6466, 6588, 7261, 7398, 8226, 8357, 9699, 12339, 12932, 14522, 14796, 16452, 16714, 19398, 21783, 24221, 24678, 25071, 27877, 29044, 29097, 33428, 38796, 43566, 48442, 49356, 50142, 55754, 58194, 62609, 65349, 72663, 75213, 83631, 87132, 87291, 96884, 100284, 111508, 116388, 125218, 130698, 145326, 150426, 167262, 174582, 187827, 196047, 217989, 225639, 250436, 250893, 261396, 290652, 300852, 334524, 349164, 375654, 392094, 435978, 442921, 451278, 501786, 563481, 653967, 751308, 752679, 784188, 871956, 885842, 902556, 1003572, 1126962, 1307934, 1328763, 1477481, 1505358, 1690443, 1771684, 2253924, 2615868, 2657526, 2954962, 3010716, 3318277, 3380886, 3819149, 3986289, 4432443, 5315052, 5909924, 6636554, 6761772, 7638298, 7972578, 8864886, 9954831, 11457447, 11958867, 13273108, 13297329, 15276596, 15945156, 17729772, 19909662, 22914894, 23917734, 26594658, 29864493, 34372341, 39819324, 39891987, 45829788, 47835468, 53189316, 59728986, 68744682, 79783974, 89593479, 103117023, 119457972, 137489364, 159567948, 179186958, 202414897, 206234046, 358373916, 404829794, 412468092, 607244691, 809659588, 1214489382, 1821734073, 2428978764, 3643468146, 5465202219, 7286936292, 10930404438, 21860808876]

約数ペア:

[(1, 21860808876), (2, 10930404438), (3, 7286936292), (4, 5465202219), (6, 3643468146), (9, 2428978764), (12, 1821734073), (18, 1214489382), (27, 809659588), (36, 607244691), (53, 412468092), (54, 404829794), (61, 358373916), (106, 206234046), (108, 202414897), (122, 179186958), (137, 159567948), (159, 137489364), (183, 119457972), (212, 103117023), (244, 89593479), (274, 79783974), (318, 68744682), (366, 59728986), (411, 53189316), (457, 47835468), (477, 45829788), (548, 39891987), (549, 39819324), (636, 34372341), (732, 29864493), (822, 26594658), (914, 23917734), (954, 22914894), (1098, 19909662), (1233, 17729772), (1371, 15945156), (1431, 15276596), (1644, 13297329), (1647, 13273108), (1828, 11958867), (1908, 11457447), (2196, 9954831), (2466, 8864886), (2742, 7972578), (2862, 7638298), (3233, 6761772), (3294, 6636554), (3699, 5909924), (4113, 5315052), (4932, 4432443), (5484, 3986289), (5724, 3819149), (6466, 3380886), (6588, 3318277), (7261, 3010716), (7398, 2954962), (8226, 2657526), (8357, 2615868), (9699, 2253924), (12339, 1771684), (12932, 1690443), (14522, 1505358), (14796, 1477481), (16452, 1328763), (16714, 1307934), (19398, 1126962), (21783, 1003572), (24221, 902556), (24678, 885842), (25071, 871956), (27877, 784188), (29044, 752679), (29097, 751308), (33428, 653967), (38796, 563481), (43566, 501786), (48442, 451278), (49356, 442921), (50142, 435978), (55754, 392094), (58194, 375654), (62609, 349164), (65349, 334524), (72663, 300852), (75213, 290652), (83631, 261396), (87132, 250893), (87291, 250436), (96884, 225639), (100284, 217989), (111508, 196047), (116388, 187827), (125218, 174582), (130698, 167262), (145326, 150426)]