21591090

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{79967}}^1$

素因数の和:79983

約数の個数: 32

約数和(自身を含む): 57576960

約数和(自身を除く): 35985870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 79967, 159934, 239901, 399835, 479802, 719703, 799670, 1199505, 1439406, 2159109, 2399010, 3598515, 4318218, 7197030, 10795545, 21591090]

約数ペア:

[(1, 21591090), (2, 10795545), (3, 7197030), (5, 4318218), (6, 3598515), (9, 2399010), (10, 2159109), (15, 1439406), (18, 1199505), (27, 799670), (30, 719703), (45, 479802), (54, 399835), (90, 239901), (135, 159934), (270, 79967)]