21831817560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{41189}}^1$

素因数の和:41841

約数の個数: 128

約数和(自身を含む): 74972390400

約数和(自身を除く): 53140572840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 631, 840, 1262, 1893, 2524, 3155, 3786, 4417, 5048, 6310, 7572, 8834, 9465, 12620, 13251, 15144, 17668, 18930, 22085, 25240, 26502, 35336, 37860, 41189, 44170, 53004, 66255, 75720, 82378, 88340, 106008, 123567, 132510, 164756, 176680, 205945, 247134, 265020, 288323, 329512, 411890, 494268, 530040, 576646, 617835, 823780, 864969, 988536, 1153292, 1235670, 1441615, 1647560, 1729938, 2306584, 2471340, 2883230, 3459876, 4324845, 4942680, 5766460, 6919752, 8649690, 11532920, 17299380, 25990259, 34598760, 51980518, 77970777, 103961036, 129951295, 155941554, 181931813, 207922072, 259902590, 311883108, 363863626, 389853885, 519805180, 545795439, 623766216, 727727252, 779707770, 909659065, 1039610360, 1091590878, 1455454504, 1559415540, 1819318130, 2183181756, 2728977195, 3118831080, 3638636260, 4366363512, 5457954390, 7277272520, 10915908780, 21831817560]

約数ペア:

[(1, 21831817560), (2, 10915908780), (3, 7277272520), (4, 5457954390), (5, 4366363512), (6, 3638636260), (7, 3118831080), (8, 2728977195), (10, 2183181756), (12, 1819318130), (14, 1559415540), (15, 1455454504), (20, 1091590878), (21, 1039610360), (24, 909659065), (28, 779707770), (30, 727727252), (35, 623766216), (40, 545795439), (42, 519805180), (56, 389853885), (60, 363863626), (70, 311883108), (84, 259902590), (105, 207922072), (120, 181931813), (140, 155941554), (168, 129951295), (210, 103961036), (280, 77970777), (420, 51980518), (631, 34598760), (840, 25990259), (1262, 17299380), (1893, 11532920), (2524, 8649690), (3155, 6919752), (3786, 5766460), (4417, 4942680), (5048, 4324845), (6310, 3459876), (7572, 2883230), (8834, 2471340), (9465, 2306584), (12620, 1729938), (13251, 1647560), (15144, 1441615), (17668, 1235670), (18930, 1153292), (22085, 988536), (25240, 864969), (26502, 823780), (35336, 617835), (37860, 576646), (41189, 530040), (44170, 494268), (53004, 411890), (66255, 329512), (75720, 288323), (82378, 265020), (88340, 247134), (106008, 205945), (123567, 176680), (132510, 164756)]