21000775064

素因数分解:

$2^3\times {\mathrm{313}}^1\times {\mathrm{379}}^1\times {\mathrm{22129}}^1$

素因数の和:22827

約数の個数: 32

約数和(自身を含む): 39608274000

約数和(自身を除く): 18607498936

約数列:

[1, 2, 4, 8, 313, 379, 626, 758, 1252, 1516, 2504, 3032, 22129, 44258, 88516, 118627, 177032, 237254, 474508, 949016, 6926377, 8386891, 13852754, 16773782, 27705508, 33547564, 55411016, 67095128, 2625096883, 5250193766, 10500387532, 21000775064]

約数ペア:

[(1, 21000775064), (2, 10500387532), (4, 5250193766), (8, 2625096883), (313, 67095128), (379, 55411016), (626, 33547564), (758, 27705508), (1252, 16773782), (1516, 13852754), (2504, 8386891), (3032, 6926377), (22129, 949016), (44258, 474508), (88516, 237254), (118627, 177032)]