21143718

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{14869}}^1$

素因数の和:14956

約数の個数: 24

約数和(自身を含む): 46394400

約数和(自身を除く): 25250682

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 14869, 29738, 44607, 89214, 133821, 267642, 1174651, 2349302, 3523953, 7047906, 10571859, 21143718]

約数ペア:

[(1, 21143718), (2, 10571859), (3, 7047906), (6, 3523953), (9, 2349302), (18, 1174651), (79, 267642), (158, 133821), (237, 89214), (474, 44607), (711, 29738), (1422, 14869)]