21153132

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{587}}^1$

素因数の和:628

約数の個数: 144

約数和(自身を含む): 71914752

約数和(自身を除く): 50761620

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 13, 14, 18, 21, 22, 26, 28, 33, 36, 39, 42, 44, 52, 63, 66, 77, 78, 84, 91, 99, 117, 126, 132, 143, 154, 156, 182, 198, 231, 234, 252, 273, 286, 308, 364, 396, 429, 462, 468, 546, 572, 587, 693, 819, 858, 924, 1001, 1092, 1174, 1287, 1386, 1638, 1716, 1761, 2002, 2348, 2574, 2772, 3003, 3276, 3522, 4004, 4109, 5148, 5283, 6006, 6457, 7044, 7631, 8218, 9009, 10566, 12012, 12327, 12914, 15262, 16436, 18018, 19371, 21132, 22893, 24654, 25828, 30524, 36036, 36981, 38742, 45199, 45786, 49308, 53417, 58113, 68679, 73962, 77484, 83941, 90398, 91572, 106834, 116226, 135597, 137358, 147924, 160251, 167882, 180796, 213668, 232452, 251823, 271194, 274716, 320502, 335764, 406791, 480753, 503646, 542388, 587587, 641004, 755469, 813582, 961506, 1007292, 1175174, 1510938, 1627164, 1762761, 1923012, 2350348, 3021876, 3525522, 5288283, 7051044, 10576566, 21153132]

約数ペア:

[(1, 21153132), (2, 10576566), (3, 7051044), (4, 5288283), (6, 3525522), (7, 3021876), (9, 2350348), (11, 1923012), (12, 1762761), (13, 1627164), (14, 1510938), (18, 1175174), (21, 1007292), (22, 961506), (26, 813582), (28, 755469), (33, 641004), (36, 587587), (39, 542388), (42, 503646), (44, 480753), (52, 406791), (63, 335764), (66, 320502), (77, 274716), (78, 271194), (84, 251823), (91, 232452), (99, 213668), (117, 180796), (126, 167882), (132, 160251), (143, 147924), (154, 137358), (156, 135597), (182, 116226), (198, 106834), (231, 91572), (234, 90398), (252, 83941), (273, 77484), (286, 73962), (308, 68679), (364, 58113), (396, 53417), (429, 49308), (462, 45786), (468, 45199), (546, 38742), (572, 36981), (587, 36036), (693, 30524), (819, 25828), (858, 24654), (924, 22893), (1001, 21132), (1092, 19371), (1174, 18018), (1287, 16436), (1386, 15262), (1638, 12914), (1716, 12327), (1761, 12012), (2002, 10566), (2348, 9009), (2574, 8218), (2772, 7631), (3003, 7044), (3276, 6457), (3522, 6006), (4004, 5283), (4109, 5148)]