21947936

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{12941}}^1$

素因数の和:13004

約数の個数: 24

約数和(自身を含む): 44028684

約数和(自身を除く): 22080748

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 424, 848, 1696, 12941, 25882, 51764, 103528, 207056, 414112, 685873, 1371746, 2743492, 5486984, 10973968, 21947936]

約数ペア:

[(1, 21947936), (2, 10973968), (4, 5486984), (8, 2743492), (16, 1371746), (32, 685873), (53, 414112), (106, 207056), (212, 103528), (424, 51764), (848, 25882), (1696, 12941)]