21000594

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 42863040

約数和(自身を除く): 21862446

約数列:

[1, 2, 3, 6, 109, 163, 197, 218, 326, 327, 394, 489, 591, 654, 978, 1182, 17767, 21473, 32111, 35534, 42946, 53301, 64222, 64419, 96333, 106602, 128838, 192666, 3500099, 7000198, 10500297, 21000594]

約数ペア:

[(1, 21000594), (2, 10500297), (3, 7000198), (6, 3500099), (109, 192666), (163, 128838), (197, 106602), (218, 96333), (326, 64419), (327, 64222), (394, 53301), (489, 42946), (591, 35534), (654, 32111), (978, 21473), (1182, 17767)]