21261722

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{18049}}^1$

素因数の和:18101

約数の個数: 16

約数和(自身を含む): 34656000

約数和(自身を除く): 13394278

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 18049, 36098, 342931, 559519, 685862, 1119038, 10630861, 21261722]

約数ペア:

[(1, 21261722), (2, 10630861), (19, 1119038), (31, 685862), (38, 559519), (62, 342931), (589, 36098), (1178, 18049)]