21369828

素因数分解:

$2^2\times 3^1\times {\mathrm{233}}^1\times {\mathrm{7643}}^1$

素因数の和:7883

約数の個数: 24

約数和(自身を含む): 50083488

約数和(自身を除く): 28713660

約数列:

[1, 2, 3, 4, 6, 12, 233, 466, 699, 932, 1398, 2796, 7643, 15286, 22929, 30572, 45858, 91716, 1780819, 3561638, 5342457, 7123276, 10684914, 21369828]

約数ペア:

[(1, 21369828), (2, 10684914), (3, 7123276), (4, 5342457), (6, 3561638), (12, 1780819), (233, 91716), (466, 45858), (699, 30572), (932, 22929), (1398, 15286), (2796, 7643)]