21515490

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{79687}}^1$

素因数の和:79703

約数の個数: 32

約数和(自身を含む): 57375360

約数和(自身を除く): 35859870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 79687, 159374, 239061, 398435, 478122, 717183, 796870, 1195305, 1434366, 2151549, 2390610, 3585915, 4303098, 7171830, 10757745, 21515490]

約数ペア:

[(1, 21515490), (2, 10757745), (3, 7171830), (5, 4303098), (6, 3585915), (9, 2390610), (10, 2151549), (15, 1434366), (18, 1195305), (27, 796870), (30, 717183), (45, 478122), (54, 398435), (90, 239061), (135, 159374), (270, 79687)]