21086431630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17426803}}^1$

素因数の和:17426832

約数の個数: 24

約数和(自身を含む): 41719768776

約数和(自身を除く): 20633337146

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 17426803, 34853606, 87134015, 174268030, 191694833, 383389666, 958474165, 1916948330, 2108643163, 4217286326, 10543215815, 21086431630]

約数ペア:

[(1, 21086431630), (2, 10543215815), (5, 4217286326), (10, 2108643163), (11, 1916948330), (22, 958474165), (55, 383389666), (110, 191694833), (121, 174268030), (242, 87134015), (605, 34853606), (1210, 17426803)]