21148078

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{25603}}^1$

素因数の和:25671

約数の個数: 16

約数和(自身を含む): 36869760

約数和(自身を除く): 15721682

約数列:

[1, 2, 7, 14, 59, 118, 413, 826, 25603, 51206, 179221, 358442, 1510577, 3021154, 10574039, 21148078]

約数ペア:

[(1, 21148078), (2, 10574039), (7, 3021154), (14, 1510577), (59, 358442), (118, 179221), (413, 51206), (826, 25603)]