21785490

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{80687}}^1$

素因数の和:80703

約数の個数: 32

約数和(自身を含む): 58095360

約数和(自身を除く): 36309870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 80687, 161374, 242061, 403435, 484122, 726183, 806870, 1210305, 1452366, 2178549, 2420610, 3630915, 4357098, 7261830, 10892745, 21785490]

約数ペア:

[(1, 21785490), (2, 10892745), (3, 7261830), (5, 4357098), (6, 3630915), (9, 2420610), (10, 2178549), (15, 1452366), (18, 1210305), (27, 806870), (30, 726183), (45, 484122), (54, 403435), (90, 242061), (135, 161374), (270, 80687)]