21557070

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{79841}}^1$

素因数の和:79857

約数の個数: 32

約数和(自身を含む): 57486240

約数和(自身を除く): 35929170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 79841, 159682, 239523, 399205, 479046, 718569, 798410, 1197615, 1437138, 2155707, 2395230, 3592845, 4311414, 7185690, 10778535, 21557070]

約数ペア:

[(1, 21557070), (2, 10778535), (3, 7185690), (5, 4311414), (6, 3592845), (9, 2395230), (10, 2155707), (15, 1437138), (18, 1197615), (27, 798410), (30, 718569), (45, 479046), (54, 399205), (90, 239523), (135, 159682), (270, 79841)]