21801291284

素因数分解:

$2^2\times {\mathrm{379}}^1\times {\mathrm{1039}}^1\times {\mathrm{13841}}^1$

素因数の和:15263

約数の個数: 24

約数和(自身を含む): 38292508800

約数和(自身を除く): 16491217516

約数列:

[1, 2, 4, 379, 758, 1039, 1516, 2078, 4156, 13841, 27682, 55364, 393781, 787562, 1575124, 5245739, 10491478, 14380799, 20982956, 28761598, 57523196, 5450322821, 10900645642, 21801291284]

約数ペア:

[(1, 21801291284), (2, 10900645642), (4, 5450322821), (379, 57523196), (758, 28761598), (1039, 20982956), (1516, 14380799), (2078, 10491478), (4156, 5245739), (13841, 1575124), (27682, 787562), (55364, 393781)]