21793672082

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{227}}^1\times {\mathrm{421}}^1$

素因数の和:856

約数の個数: 96

約数和(自身を含む): 41461398720

約数和(自身を除く): 19667726638

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 179, 182, 227, 358, 421, 454, 637, 842, 1253, 1274, 1589, 2327, 2506, 2947, 2951, 3178, 4654, 5473, 5894, 5902, 8771, 10946, 11123, 16289, 17542, 20629, 20657, 22246, 32578, 38311, 40633, 41258, 41314, 75359, 76622, 81266, 95567, 114023, 144599, 150718, 191134, 228046, 268177, 284431, 289198, 527513, 528229, 536354, 568862, 668969, 979667, 1055026, 1056458, 1242371, 1337938, 1959334, 1991017, 2484742, 3692591, 3697603, 3982034, 4682783, 6857669, 7385182, 7395206, 8696597, 9365566, 13715338, 17106493, 17393194, 25883221, 34212986, 48003683, 51766442, 60876179, 96007366, 119745451, 121752358, 222384409, 239490902, 444768818, 838218157, 1556690863, 1676436314, 3113381726, 10896836041, 21793672082]

約数ペア:

[(1, 21793672082), (2, 10896836041), (7, 3113381726), (13, 1676436314), (14, 1556690863), (26, 838218157), (49, 444768818), (91, 239490902), (98, 222384409), (179, 121752358), (182, 119745451), (227, 96007366), (358, 60876179), (421, 51766442), (454, 48003683), (637, 34212986), (842, 25883221), (1253, 17393194), (1274, 17106493), (1589, 13715338), (2327, 9365566), (2506, 8696597), (2947, 7395206), (2951, 7385182), (3178, 6857669), (4654, 4682783), (5473, 3982034), (5894, 3697603), (5902, 3692591), (8771, 2484742), (10946, 1991017), (11123, 1959334), (16289, 1337938), (17542, 1242371), (20629, 1056458), (20657, 1055026), (22246, 979667), (32578, 668969), (38311, 568862), (40633, 536354), (41258, 528229), (41314, 527513), (75359, 289198), (76622, 284431), (81266, 268177), (95567, 228046), (114023, 191134), (144599, 150718)]