21248018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{18223}}^1$

素因数の和:18289

約数の個数: 16

約数和(自身を含む): 35427456

約数和(自身を除く): 14179438

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 18223, 36446, 200453, 400906, 965819, 1931638, 10624009, 21248018]

約数ペア:

[(1, 21248018), (2, 10624009), (11, 1931638), (22, 965819), (53, 400906), (106, 200453), (583, 36446), (1166, 18223)]