421891210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{190901}}^1$

素因数の和:190938

約数の個数: 32

約数和(自身を含む): 865931472

約数和(自身を除く): 444040262

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 190901, 381802, 954505, 1909010, 2481713, 3245317, 4963426, 6490634, 12408565, 16226585, 24817130, 32453170, 42189121, 84378242, 210945605, 421891210]

約数ペア:

[(1, 421891210), (2, 210945605), (5, 84378242), (10, 42189121), (13, 32453170), (17, 24817130), (26, 16226585), (34, 12408565), (65, 6490634), (85, 4963426), (130, 3245317), (170, 2481713), (221, 1909010), (442, 954505), (1105, 381802), (2210, 190901)]