21664530

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{80239}}^1$

素因数の和:80255

約数の個数: 32

約数和(自身を含む): 57772800

約数和(自身を除く): 36108270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 80239, 160478, 240717, 401195, 481434, 722151, 802390, 1203585, 1444302, 2166453, 2407170, 3610755, 4332906, 7221510, 10832265, 21664530]

約数ペア:

[(1, 21664530), (2, 10832265), (3, 7221510), (5, 4332906), (6, 3610755), (9, 2407170), (10, 2166453), (15, 1444302), (18, 1203585), (27, 802390), (30, 722151), (45, 481434), (54, 401195), (90, 240717), (135, 160478), (270, 80239)]