21549642910

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1\times {\mathrm{122323}}^1$

素因数の和:122632

約数の個数: 32

約数和(自身を含む): 39456829440

約数和(自身を除く): 17907186530

約数列:

[1, 2, 5, 10, 79, 158, 223, 395, 446, 790, 1115, 2230, 17617, 35234, 88085, 122323, 176170, 244646, 611615, 1223230, 9663517, 19327034, 27278029, 48317585, 54556058, 96635170, 136390145, 272780290, 2154964291, 4309928582, 10774821455, 21549642910]

約数ペア:

[(1, 21549642910), (2, 10774821455), (5, 4309928582), (10, 2154964291), (79, 272780290), (158, 136390145), (223, 96635170), (395, 54556058), (446, 48317585), (790, 27278029), (1115, 19327034), (2230, 9663517), (17617, 1223230), (35234, 611615), (88085, 244646), (122323, 176170)]