21596936

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{419}}^1$

素因数の和:821

約数の個数: 32

約数和(自身を含む): 43092000

約数和(自身を除く): 21495064

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 379, 419, 758, 838, 1516, 1676, 3032, 3352, 6443, 7123, 12886, 14246, 25772, 28492, 51544, 56984, 158801, 317602, 635204, 1270408, 2699617, 5399234, 10798468, 21596936]

約数ペア:

[(1, 21596936), (2, 10798468), (4, 5399234), (8, 2699617), (17, 1270408), (34, 635204), (68, 317602), (136, 158801), (379, 56984), (419, 51544), (758, 28492), (838, 25772), (1516, 14246), (1676, 12886), (3032, 7123), (3352, 6443)]