21167644

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{337}}^1\times {\mathrm{383}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 38158848

約数和(自身を除く): 16991204

約数列:

[1, 2, 4, 41, 82, 164, 337, 383, 674, 766, 1348, 1532, 13817, 15703, 27634, 31406, 55268, 62812, 129071, 258142, 516284, 5291911, 10583822, 21167644]

約数ペア:

[(1, 21167644), (2, 10583822), (4, 5291911), (41, 516284), (82, 258142), (164, 129071), (337, 62812), (383, 55268), (674, 31406), (766, 27634), (1348, 15703), (1532, 13817)]