21167444854

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{347}}^1\times {\mathrm{2767}}^1$

素因数の和:3340

約数の個数: 32

約数和(自身を含む): 32504380416

約数和(自身を除く): 11336935562

約数列:

[1, 2, 73, 146, 151, 302, 347, 694, 2767, 5534, 11023, 22046, 25331, 50662, 52397, 104794, 201991, 403982, 417817, 835634, 960149, 1920298, 3824981, 7649962, 30500641, 61001282, 70090877, 140181754, 144982499, 289964998, 10583722427, 21167444854]

約数ペア:

[(1, 21167444854), (2, 10583722427), (73, 289964998), (146, 144982499), (151, 140181754), (302, 70090877), (347, 61001282), (694, 30500641), (2767, 7649962), (5534, 3824981), (11023, 1920298), (22046, 960149), (25331, 835634), (50662, 417817), (52397, 403982), (104794, 201991)]