21607874

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1\times {\mathrm{503}}^1$

素因数の和:1009

約数の個数: 16

約数和(自身を含む): 33239808

約数和(自身を除く): 11631934

約数列:

[1, 2, 47, 94, 457, 503, 914, 1006, 21479, 23641, 42958, 47282, 229871, 459742, 10803937, 21607874]

約数ペア:

[(1, 21607874), (2, 10803937), (47, 459742), (94, 229871), (457, 47282), (503, 42958), (914, 23641), (1006, 21479)]