21657302

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{2953}}^1$

素因数の和:3167

約数の個数: 16

約数和(自身を含む): 34384560

約数和(自身を除く): 12727258

約数列:

[1, 2, 19, 38, 193, 386, 2953, 3667, 5906, 7334, 56107, 112214, 569929, 1139858, 10828651, 21657302]

約数ペア:

[(1, 21657302), (2, 10828651), (19, 1139858), (38, 569929), (193, 112214), (386, 56107), (2953, 7334), (3667, 5906)]