21000339384

素因数分解:

$2^3\times 3^1\times {\mathrm{3881}}^1\times {\mathrm{225461}}^1$

素因数の和:229351

約数の個数: 32

約数和(自身を含む): 52514609040

約数和(自身を除く): 31514269656

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 3881, 7762, 11643, 15524, 23286, 31048, 46572, 93144, 225461, 450922, 676383, 901844, 1352766, 1803688, 2705532, 5411064, 875014141, 1750028282, 2625042423, 3500056564, 5250084846, 7000113128, 10500169692, 21000339384]

約数ペア:

[(1, 21000339384), (2, 10500169692), (3, 7000113128), (4, 5250084846), (6, 3500056564), (8, 2625042423), (12, 1750028282), (24, 875014141), (3881, 5411064), (7762, 2705532), (11643, 1803688), (15524, 1352766), (23286, 901844), (31048, 676383), (46572, 450922), (93144, 225461)]