21896874

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{233}}^1$

素因数の和:491

約数の個数: 48

約数和(自身を含む): 49937472

約数和(自身を除く): 28040598

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 227, 233, 414, 454, 466, 681, 699, 1362, 1398, 2043, 2097, 4086, 4194, 5221, 5359, 10442, 10718, 15663, 16077, 31326, 32154, 46989, 48231, 52891, 93978, 96462, 105782, 158673, 317346, 476019, 952038, 1216493, 2432986, 3649479, 7298958, 10948437, 21896874]

約数ペア:

[(1, 21896874), (2, 10948437), (3, 7298958), (6, 3649479), (9, 2432986), (18, 1216493), (23, 952038), (46, 476019), (69, 317346), (138, 158673), (207, 105782), (227, 96462), (233, 93978), (414, 52891), (454, 48231), (466, 46989), (681, 32154), (699, 31326), (1362, 16077), (1398, 15663), (2043, 10718), (2097, 10442), (4086, 5359), (4194, 5221)]