2173612

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{521}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 4384800

約数和(自身を除く): 2211188

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 521, 596, 1042, 1043, 2084, 2086, 3647, 4172, 7294, 14588, 77629, 155258, 310516, 543403, 1086806, 2173612]

約数ペア:

[(1, 2173612), (2, 1086806), (4, 543403), (7, 310516), (14, 155258), (28, 77629), (149, 14588), (298, 7294), (521, 4172), (596, 3647), (1042, 2086), (1043, 2084)]