421342684

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{211943}}^1$

素因数の和:212025

約数の個数: 24

約数和(自身を含む): 854558208

約数和(自身を除く): 433215524

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 211943, 423886, 847772, 1483601, 2967202, 5934404, 15047953, 30095906, 60191812, 105335671, 210671342, 421342684]

約数ペア:

[(1, 421342684), (2, 210671342), (4, 105335671), (7, 60191812), (14, 30095906), (28, 15047953), (71, 5934404), (142, 2967202), (284, 1483601), (497, 847772), (994, 423886), (1988, 211943)]