21414880

素因数分解:

$2^5\times 5^1\times {\mathrm{133843}}^1$

素因数の和:133858

約数の個数: 24

約数和(自身を含む): 50593032

約数和(自身を除く): 29178152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 133843, 267686, 535372, 669215, 1070744, 1338430, 2141488, 2676860, 4282976, 5353720, 10707440, 21414880]

約数ペア:

[(1, 21414880), (2, 10707440), (4, 5353720), (5, 4282976), (8, 2676860), (10, 2141488), (16, 1338430), (20, 1070744), (32, 669215), (40, 535372), (80, 267686), (160, 133843)]