21523450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{33113}}^1$

素因数の和:33138

約数の個数: 24

約数和(自身を含む): 43114428

約数和(自身を除く): 21590978

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 33113, 66226, 165565, 331130, 430469, 827825, 860938, 1655650, 2152345, 4304690, 10761725, 21523450]

約数ペア:

[(1, 21523450), (2, 10761725), (5, 4304690), (10, 2152345), (13, 1655650), (25, 860938), (26, 827825), (50, 430469), (65, 331130), (130, 165565), (325, 66226), (650, 33113)]