21391502

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{33529}}^1$

素因数の和:33571

約数の個数: 16

約数和(自身を含む): 36212400

約数和(自身を除く): 14820898

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 33529, 67058, 368819, 737638, 972341, 1944682, 10695751, 21391502]

約数ペア:

[(1, 21391502), (2, 10695751), (11, 1944682), (22, 972341), (29, 737638), (58, 368819), (319, 67058), (638, 33529)]