21104854510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{125527}}^1$

素因数の和:125617

約数の個数: 64

約数和(自身を含む): 42948652032

約数和(自身を除く): 21843797522

約数列:

[1, 2, 5, 10, 17, 23, 34, 43, 46, 85, 86, 115, 170, 215, 230, 391, 430, 731, 782, 989, 1462, 1955, 1978, 3655, 3910, 4945, 7310, 9890, 16813, 33626, 84065, 125527, 168130, 251054, 627635, 1255270, 2133959, 2887121, 4267918, 5397661, 5774242, 10669795, 10795322, 14435605, 21339590, 26988305, 28871210, 49081057, 53976610, 91760237, 98162114, 124146203, 183520474, 245405285, 248292406, 458801185, 490810570, 620731015, 917602370, 1241462030, 2110485451, 4220970902, 10552427255, 21104854510]

約数ペア:

[(1, 21104854510), (2, 10552427255), (5, 4220970902), (10, 2110485451), (17, 1241462030), (23, 917602370), (34, 620731015), (43, 490810570), (46, 458801185), (85, 248292406), (86, 245405285), (115, 183520474), (170, 124146203), (215, 98162114), (230, 91760237), (391, 53976610), (430, 49081057), (731, 28871210), (782, 26988305), (989, 21339590), (1462, 14435605), (1955, 10795322), (1978, 10669795), (3655, 5774242), (3910, 5397661), (4945, 4267918), (7310, 2887121), (9890, 2133959), (16813, 1255270), (33626, 627635), (84065, 251054), (125527, 168130)]