21003336

素因数分解:

$2^3\times 3^2\times {\mathrm{487}}^1\times {\mathrm{599}}^1$

素因数の和:1098

約数の個数: 48

約数和(自身を含む): 57096000

約数和(自身を除く): 36092664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 487, 599, 974, 1198, 1461, 1797, 1948, 2396, 2922, 3594, 3896, 4383, 4792, 5391, 5844, 7188, 8766, 10782, 11688, 14376, 17532, 21564, 35064, 43128, 291713, 583426, 875139, 1166852, 1750278, 2333704, 2625417, 3500556, 5250834, 7001112, 10501668, 21003336]

約数ペア:

[(1, 21003336), (2, 10501668), (3, 7001112), (4, 5250834), (6, 3500556), (8, 2625417), (9, 2333704), (12, 1750278), (18, 1166852), (24, 875139), (36, 583426), (72, 291713), (487, 43128), (599, 35064), (974, 21564), (1198, 17532), (1461, 14376), (1797, 11688), (1948, 10782), (2396, 8766), (2922, 7188), (3594, 5844), (3896, 5391), (4383, 4792)]