21892518

素因数分解:

$2^1\times 3^4\times {\mathrm{67}}^1\times {\mathrm{2017}}^1$

素因数の和:2098

約数の個数: 40

約数和(自身を含む): 49812312

約数和(自身を除く): 27919794

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 67, 81, 134, 162, 201, 402, 603, 1206, 1809, 2017, 3618, 4034, 5427, 6051, 10854, 12102, 18153, 36306, 54459, 108918, 135139, 163377, 270278, 326754, 405417, 810834, 1216251, 2432502, 3648753, 7297506, 10946259, 21892518]

約数ペア:

[(1, 21892518), (2, 10946259), (3, 7297506), (6, 3648753), (9, 2432502), (18, 1216251), (27, 810834), (54, 405417), (67, 326754), (81, 270278), (134, 163377), (162, 135139), (201, 108918), (402, 54459), (603, 36306), (1206, 18153), (1809, 12102), (2017, 10854), (3618, 6051), (4034, 5427)]