21000314588

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{441517}}^1$

素因数の和:441602

約数の個数: 48

約数和(自身を含む): 42724813824

約数和(自身を除く): 21724499236

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 47, 92, 94, 188, 253, 506, 517, 1012, 1034, 1081, 2068, 2162, 4324, 11891, 23782, 47564, 441517, 883034, 1766068, 4856687, 9713374, 10154891, 19426748, 20309782, 20751299, 40619564, 41502598, 83005196, 111703801, 223407602, 228264289, 446815204, 456528578, 477279877, 913057156, 954559754, 1909119508, 5250078647, 10500157294, 21000314588]

約数ペア:

[(1, 21000314588), (2, 10500157294), (4, 5250078647), (11, 1909119508), (22, 954559754), (23, 913057156), (44, 477279877), (46, 456528578), (47, 446815204), (92, 228264289), (94, 223407602), (188, 111703801), (253, 83005196), (506, 41502598), (517, 40619564), (1012, 20751299), (1034, 20309782), (1081, 19426748), (2068, 10154891), (2162, 9713374), (4324, 4856687), (11891, 1766068), (23782, 883034), (47564, 441517)]