21493375170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2787727}}^1$

素因数の和:2787994

約数の個数: 32

約数和(自身を含む): 51784835328

約数和(自身を除く): 30291460158

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 257, 514, 771, 1285, 1542, 2570, 3855, 7710, 2787727, 5575454, 8363181, 13938635, 16726362, 27877270, 41815905, 83631810, 716445839, 1432891678, 2149337517, 3582229195, 4298675034, 7164458390, 10746687585, 21493375170]

約数ペア:

[(1, 21493375170), (2, 10746687585), (3, 7164458390), (5, 4298675034), (6, 3582229195), (10, 2149337517), (15, 1432891678), (30, 716445839), (257, 83631810), (514, 41815905), (771, 27877270), (1285, 16726362), (1542, 13938635), (2570, 8363181), (3855, 5575454), (7710, 2787727)]