21643034

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{11801}}^1$

素因数の和:11941

約数の個数: 16

約数和(自身を含む): 37388736

約数和(自身を除く): 15745702

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 11801, 23602, 82607, 165214, 1545931, 3091862, 10821517, 21643034]

約数ペア:

[(1, 21643034), (2, 10821517), (7, 3091862), (14, 1545931), (131, 165214), (262, 82607), (917, 23602), (1834, 11801)]