21568744065

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{997}}^1\times {\mathrm{131113}}^1$

素因数の和:132129

約数の個数: 32

約数和(自身を含む): 37685310336

約数和(自身を除く): 16116566271

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 997, 2991, 4985, 10967, 14955, 32901, 54835, 131113, 164505, 393339, 655565, 1442243, 1966695, 4326729, 7211215, 21633645, 130719661, 392158983, 653598305, 1437916271, 1960794915, 4313748813, 7189581355, 21568744065]

約数ペア:

[(1, 21568744065), (3, 7189581355), (5, 4313748813), (11, 1960794915), (15, 1437916271), (33, 653598305), (55, 392158983), (165, 130719661), (997, 21633645), (2991, 7211215), (4985, 4326729), (10967, 1966695), (14955, 1442243), (32901, 655565), (54835, 393339), (131113, 164505)]