21239310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{24413}}^1$

素因数の和:24452

約数の個数: 32

約数和(自身を含む): 52734240

約数和(自身を除く): 31494930

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 24413, 48826, 73239, 122065, 146478, 244130, 366195, 707977, 732390, 1415954, 2123931, 3539885, 4247862, 7079770, 10619655, 21239310]

約数ペア:

[(1, 21239310), (2, 10619655), (3, 7079770), (5, 4247862), (6, 3539885), (10, 2123931), (15, 1415954), (29, 732390), (30, 707977), (58, 366195), (87, 244130), (145, 146478), (174, 122065), (290, 73239), (435, 48826), (870, 24413)]