21498812

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{467}}^1\times {\mathrm{677}}^1$

素因数の和:1165

約数の個数: 24

約数和(自身を含む): 39980304

約数和(自身を除く): 18481492

約数列:

[1, 2, 4, 17, 34, 68, 467, 677, 934, 1354, 1868, 2708, 7939, 11509, 15878, 23018, 31756, 46036, 316159, 632318, 1264636, 5374703, 10749406, 21498812]

約数ペア:

[(1, 21498812), (2, 10749406), (4, 5374703), (17, 1264636), (34, 632318), (68, 316159), (467, 46036), (677, 31756), (934, 23018), (1354, 15878), (1868, 11509), (2708, 7939)]