21562376

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{4153}}^1$

素因数の和:4229

約数の個数: 32

約数和(自身を含む): 44863200

約数和(自身を除く): 23300824

約数列:

[1, 2, 4, 8, 11, 22, 44, 59, 88, 118, 236, 472, 649, 1298, 2596, 4153, 5192, 8306, 16612, 33224, 45683, 91366, 182732, 245027, 365464, 490054, 980108, 1960216, 2695297, 5390594, 10781188, 21562376]

約数ペア:

[(1, 21562376), (2, 10781188), (4, 5390594), (8, 2695297), (11, 1960216), (22, 980108), (44, 490054), (59, 365464), (88, 245027), (118, 182732), (236, 91366), (472, 45683), (649, 33224), (1298, 16612), (2596, 8306), (4153, 5192)]