21540474

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{38603}}^1$

素因数の和:38642

約数の個数: 24

約数和(自身を含む): 48177792

約数和(自身を除く): 26637318

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 38603, 77206, 115809, 231618, 347427, 694854, 1196693, 2393386, 3590079, 7180158, 10770237, 21540474]

約数ペア:

[(1, 21540474), (2, 10770237), (3, 7180158), (6, 3590079), (9, 2393386), (18, 1196693), (31, 694854), (62, 347427), (93, 231618), (186, 115809), (279, 77206), (558, 38603)]