21904830

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{27043}}^1$

素因数の和:27062

約数の個数: 40

約数和(自身を含む): 58901832

約数和(自身を除く): 36997002

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 27043, 54086, 81129, 135215, 162258, 243387, 270430, 405645, 486774, 730161, 811290, 1216935, 1460322, 2190483, 2433870, 3650805, 4380966, 7301610, 10952415, 21904830]

約数ペア:

[(1, 21904830), (2, 10952415), (3, 7301610), (5, 4380966), (6, 3650805), (9, 2433870), (10, 2190483), (15, 1460322), (18, 1216935), (27, 811290), (30, 730161), (45, 486774), (54, 405645), (81, 270430), (90, 243387), (135, 162258), (162, 135215), (270, 81129), (405, 54086), (810, 27043)]