21498224739

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{1783}}^1\times {\mathrm{85513}}^1$

素因数の和:87346

約数の個数: 16

約数和(自身を含む): 29290939392

約数和(自身を除く): 7792714653

約数列:

[1, 3, 47, 141, 1783, 5349, 83801, 85513, 251403, 256539, 4019111, 12057333, 152469679, 457409037, 7166074913, 21498224739]

約数ペア:

[(1, 21498224739), (3, 7166074913), (47, 457409037), (141, 152469679), (1783, 12057333), (5349, 4019111), (83801, 256539), (85513, 251403)]