21854588

素因数分解:

$2^2\times 7^3\times {\mathrm{17}}^1\times {\mathrm{937}}^1$

素因数の和:979

約数の個数: 48

約数和(自身を含む): 47275200

約数和(自身を除く): 25420612

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 343, 476, 686, 833, 937, 1372, 1666, 1874, 3332, 3748, 5831, 6559, 11662, 13118, 15929, 23324, 26236, 31858, 45913, 63716, 91826, 111503, 183652, 223006, 321391, 446012, 642782, 780521, 1285564, 1561042, 3122084, 5463647, 10927294, 21854588]

約数ペア:

[(1, 21854588), (2, 10927294), (4, 5463647), (7, 3122084), (14, 1561042), (17, 1285564), (28, 780521), (34, 642782), (49, 446012), (68, 321391), (98, 223006), (119, 183652), (196, 111503), (238, 91826), (343, 63716), (476, 45913), (686, 31858), (833, 26236), (937, 23324), (1372, 15929), (1666, 13118), (1874, 11662), (3332, 6559), (3748, 5831)]