21150710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5701}}^1$

素因数の和:5768

約数の個数: 32

約数和(自身を含む): 44338752

約数和(自身を除く): 23188042

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 742, 1855, 3710, 5701, 11402, 28505, 39907, 57010, 79814, 199535, 302153, 399070, 604306, 1510765, 2115071, 3021530, 4230142, 10575355, 21150710]

約数ペア:

[(1, 21150710), (2, 10575355), (5, 4230142), (7, 3021530), (10, 2115071), (14, 1510765), (35, 604306), (53, 399070), (70, 302153), (106, 199535), (265, 79814), (371, 57010), (530, 39907), (742, 28505), (1855, 11402), (3710, 5701)]