21126616

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{13009}}^1$

素因数の和:13051

約数の個数: 32

約数和(自身を含む): 46836000

約数和(自身を除く): 25709384

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 13009, 26018, 52036, 91063, 104072, 182126, 364252, 377261, 728504, 754522, 1509044, 2640827, 3018088, 5281654, 10563308, 21126616]

約数ペア:

[(1, 21126616), (2, 10563308), (4, 5281654), (7, 3018088), (8, 2640827), (14, 1509044), (28, 754522), (29, 728504), (56, 377261), (58, 364252), (116, 182126), (203, 104072), (232, 91063), (406, 52036), (812, 26018), (1624, 13009)]