21295704

素因数分解:

$2^3\times 3^1\times {\mathrm{337}}^1\times {\mathrm{2633}}^1$

素因数の和:2979

約数の個数: 32

約数和(自身を含む): 53417520

約数和(自身を除く): 32121816

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 337, 674, 1011, 1348, 2022, 2633, 2696, 4044, 5266, 7899, 8088, 10532, 15798, 21064, 31596, 63192, 887321, 1774642, 2661963, 3549284, 5323926, 7098568, 10647852, 21295704]

約数ペア:

[(1, 21295704), (2, 10647852), (3, 7098568), (4, 5323926), (6, 3549284), (8, 2661963), (12, 1774642), (24, 887321), (337, 63192), (674, 31596), (1011, 21064), (1348, 15798), (2022, 10532), (2633, 8088), (2696, 7899), (4044, 5266)]