42042172

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{211}}^1\times {\mathrm{457}}^1$

素因数の和:781

約数の個数: 24

約数和(自身を含む): 74763920

約数和(自身を除く): 32721748

約数列:

[1, 2, 4, 109, 211, 218, 422, 436, 457, 844, 914, 1828, 22999, 45998, 49813, 91996, 96427, 99626, 192854, 199252, 385708, 10510543, 21021086, 42042172]

約数ペア:

[(1, 42042172), (2, 21021086), (4, 10510543), (109, 385708), (211, 199252), (218, 192854), (422, 99626), (436, 96427), (457, 91996), (844, 49813), (914, 45998), (1828, 22999)]