21281569452

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1377983}}^1$

素因数の和:1378020

約数の個数: 96

約数和(自身を含む): 64820367360

約数和(自身を除く): 43538797908

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 27, 33, 36, 39, 44, 52, 54, 66, 78, 99, 108, 117, 132, 143, 156, 198, 234, 286, 297, 351, 396, 429, 468, 572, 594, 702, 858, 1188, 1287, 1404, 1716, 2574, 3861, 5148, 7722, 15444, 1377983, 2755966, 4133949, 5511932, 8267898, 12401847, 15157813, 16535796, 17913779, 24803694, 30315626, 35827558, 37205541, 45473439, 49607388, 53741337, 60631252, 71655116, 74411082, 90946878, 107482674, 136420317, 148822164, 161224011, 181893756, 197051569, 214965348, 272840634, 322448022, 394103138, 409260951, 483672033, 545681268, 591154707, 644896044, 788206276, 818521902, 967344066, 1182309414, 1637043804, 1773464121, 1934688132, 2364618828, 3546928242, 5320392363, 7093856484, 10640784726, 21281569452]

約数ペア:

[(1, 21281569452), (2, 10640784726), (3, 7093856484), (4, 5320392363), (6, 3546928242), (9, 2364618828), (11, 1934688132), (12, 1773464121), (13, 1637043804), (18, 1182309414), (22, 967344066), (26, 818521902), (27, 788206276), (33, 644896044), (36, 591154707), (39, 545681268), (44, 483672033), (52, 409260951), (54, 394103138), (66, 322448022), (78, 272840634), (99, 214965348), (108, 197051569), (117, 181893756), (132, 161224011), (143, 148822164), (156, 136420317), (198, 107482674), (234, 90946878), (286, 74411082), (297, 71655116), (351, 60631252), (396, 53741337), (429, 49607388), (468, 45473439), (572, 37205541), (594, 35827558), (702, 30315626), (858, 24803694), (1188, 17913779), (1287, 16535796), (1404, 15157813), (1716, 12401847), (2574, 8267898), (3861, 5511932), (5148, 4133949), (7722, 2755966), (15444, 1377983)]