21291240093

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{1621}}^1\times {\mathrm{190357}}^1$

素因数の和:192004

約数の個数: 16

約数和(自身を含む): 29641024896

約数和(自身を除く): 8349784803

約数列:

[1, 3, 23, 69, 1621, 4863, 37283, 111849, 190357, 571071, 4378211, 13134633, 308568697, 925706091, 7097080031, 21291240093]

約数ペア:

[(1, 21291240093), (3, 7097080031), (23, 925706091), (69, 308568697), (1621, 13134633), (4863, 4378211), (37283, 571071), (111849, 190357)]