2121846805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{7741}}^1\times {\mathrm{4217}}^1$

素因数の和:11976

約数の個数: 16

約数和(自身を含む): 2743083504

約数和(自身を除く): 621236699

約数列:

[1, 5, 13, 65, 4217, 7741, 21085, 38705, 54821, 100633, 274105, 503165, 32643797, 163218985, 424369361, 2121846805]

約数ペア:

[(1, 2121846805), (5, 424369361), (13, 163218985), (65, 32643797), (4217, 503165), (7741, 274105), (21085, 100633), (38705, 54821)]