21623908

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{1423}}^1$

素因数の和:1587

約数の個数: 24

約数和(自身を含む): 39473280

約数和(自身を除く): 17849372

約数列:

[1, 2, 4, 29, 58, 116, 131, 262, 524, 1423, 2846, 3799, 5692, 7598, 15196, 41267, 82534, 165068, 186413, 372826, 745652, 5405977, 10811954, 21623908]

約数ペア:

[(1, 21623908), (2, 10811954), (4, 5405977), (29, 745652), (58, 372826), (116, 186413), (131, 165068), (262, 82534), (524, 41267), (1423, 15196), (2846, 7598), (3799, 5692)]