21001830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{2251}}^1$

素因数の和:2572

約数の個数: 32

約数和(自身を含む): 50588928

約数和(自身を除く): 29587098

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 311, 622, 933, 1555, 1866, 2251, 3110, 4502, 4665, 6753, 9330, 11255, 13506, 22510, 33765, 67530, 700061, 1400122, 2100183, 3500305, 4200366, 7000610, 10500915, 21001830]

約数ペア:

[(1, 21001830), (2, 10500915), (3, 7000610), (5, 4200366), (6, 3500305), (10, 2100183), (15, 1400122), (30, 700061), (311, 67530), (622, 33765), (933, 22510), (1555, 13506), (1866, 11255), (2251, 9330), (3110, 6753), (4502, 4665)]