21162326978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{3413}}^1\times {\mathrm{238481}}^1$

素因数の和:241909

約数の個数: 16

約数和(自身を含む): 34195457016

約数和(自身を除く): 13033130038

約数列:

[1, 2, 13, 26, 3413, 6826, 44369, 88738, 238481, 476962, 3100253, 6200506, 813935653, 1627871306, 10581163489, 21162326978]

約数ペア:

[(1, 21162326978), (2, 10581163489), (13, 1627871306), (26, 813935653), (3413, 6200506), (6826, 3100253), (44369, 476962), (88738, 238481)]