21432838

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{25097}}^1$

素因数の和:25167

約数の個数: 16

約数和(自身を含む): 37345824

約数和(自身を除く): 15912986

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 25097, 50194, 175679, 351358, 1530917, 3061834, 10716419, 21432838]

約数ペア:

[(1, 21432838), (2, 10716419), (7, 3061834), (14, 1530917), (61, 351358), (122, 175679), (427, 50194), (854, 25097)]