21381384

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{46889}}^1$

素因数の和:46917

約数の個数: 32

約数和(自身を含む): 56268000

約数和(自身を除く): 34886616

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 456, 46889, 93778, 140667, 187556, 281334, 375112, 562668, 890891, 1125336, 1781782, 2672673, 3563564, 5345346, 7127128, 10690692, 21381384]

約数ペア:

[(1, 21381384), (2, 10690692), (3, 7127128), (4, 5345346), (6, 3563564), (8, 2672673), (12, 1781782), (19, 1125336), (24, 890891), (38, 562668), (57, 375112), (76, 281334), (114, 187556), (152, 140667), (228, 93778), (456, 46889)]