21322930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{125429}}^1$

素因数の和:125453

約数の個数: 16

約数和(自身を含む): 40639320

約数和(自身を除く): 19316390

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 125429, 250858, 627145, 1254290, 2132293, 4264586, 10661465, 21322930]

約数ペア:

[(1, 21322930), (2, 10661465), (5, 4264586), (10, 2132293), (17, 1254290), (34, 627145), (85, 250858), (170, 125429)]