21105752

素因数分解:

$2^3\times {\mathrm{379}}^1\times {\mathrm{6961}}^1$

素因数の和:7346

約数の個数: 16

約数和(自身を含む): 39683400

約数和(自身を除く): 18577648

約数列:

[1, 2, 4, 8, 379, 758, 1516, 3032, 6961, 13922, 27844, 55688, 2638219, 5276438, 10552876, 21105752]

約数ペア:

[(1, 21105752), (2, 10552876), (4, 5276438), (8, 2638219), (379, 55688), (758, 27844), (1516, 13922), (3032, 6961)]