21514140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{39841}}^1$

素因数の和:39859

約数の個数: 48

約数和(自身を含む): 66934560

約数和(自身を除く): 45420420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 39841, 79682, 119523, 159364, 199205, 239046, 358569, 398410, 478092, 597615, 717138, 796820, 1075707, 1195230, 1434276, 1792845, 2151414, 2390460, 3585690, 4302828, 5378535, 7171380, 10757070, 21514140]

約数ペア:

[(1, 21514140), (2, 10757070), (3, 7171380), (4, 5378535), (5, 4302828), (6, 3585690), (9, 2390460), (10, 2151414), (12, 1792845), (15, 1434276), (18, 1195230), (20, 1075707), (27, 796820), (30, 717138), (36, 597615), (45, 478092), (54, 398410), (60, 358569), (90, 239046), (108, 199205), (135, 159364), (180, 119523), (270, 79682), (540, 39841)]