21505416

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47161}}^1$

素因数の和:47189

約数の個数: 32

約数和(自身を含む): 56594400

約数和(自身を除く): 35088984

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 456, 47161, 94322, 141483, 188644, 282966, 377288, 565932, 896059, 1131864, 1792118, 2688177, 3584236, 5376354, 7168472, 10752708, 21505416]

約数ペア:

[(1, 21505416), (2, 10752708), (3, 7168472), (4, 5376354), (6, 3584236), (8, 2688177), (12, 1792118), (19, 1131864), (24, 896059), (38, 565932), (57, 377288), (76, 282966), (114, 188644), (152, 141483), (228, 94322), (456, 47161)]