210918008

素因数分解:

$2^3\times 7^1\times {\mathrm{151}}^1\times {\mathrm{24943}}^1$

素因数の和:25107

約数の個数: 32

約数和(自身を含む): 454978560

約数和(自身を除く): 244060552

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 151, 302, 604, 1057, 1208, 2114, 4228, 8456, 24943, 49886, 99772, 174601, 199544, 349202, 698404, 1396808, 3766393, 7532786, 15065572, 26364751, 30131144, 52729502, 105459004, 210918008]

約数ペア:

[(1, 210918008), (2, 105459004), (4, 52729502), (7, 30131144), (8, 26364751), (14, 15065572), (28, 7532786), (56, 3766393), (151, 1396808), (302, 698404), (604, 349202), (1057, 199544), (1208, 174601), (2114, 99772), (4228, 49886), (8456, 24943)]