21879156982

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{9203}}^1\times {\mathrm{62563}}^1$

素因数の和:71787

約数の個数: 16

約数和(自身を含む): 34550343360

約数和(自身を除く): 12671186378

約数列:

[1, 2, 19, 38, 9203, 18406, 62563, 125126, 174857, 349714, 1188697, 2377394, 575767289, 1151534578, 10939578491, 21879156982]

約数ペア:

[(1, 21879156982), (2, 10939578491), (19, 1151534578), (38, 575767289), (9203, 2377394), (18406, 1188697), (62563, 349714), (125126, 174857)]