21072696

素因数分解:

$2^3\times 3^1\times {\mathrm{197}}^1\times {\mathrm{4457}}^1$

素因数の和:4663

約数の個数: 32

約数和(自身を含む): 52961040

約数和(自身を除く): 31888344

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 197, 394, 591, 788, 1182, 1576, 2364, 4457, 4728, 8914, 13371, 17828, 26742, 35656, 53484, 106968, 878029, 1756058, 2634087, 3512116, 5268174, 7024232, 10536348, 21072696]

約数ペア:

[(1, 21072696), (2, 10536348), (3, 7024232), (4, 5268174), (6, 3512116), (8, 2634087), (12, 1756058), (24, 878029), (197, 106968), (394, 53484), (591, 35656), (788, 26742), (1182, 17828), (1576, 13371), (2364, 8914), (4457, 4728)]