21397884

素因数分解:

$2^2\times 3^1\times {\mathrm{59}}^1\times {\mathrm{30223}}^1$

素因数の和:30289

約数の個数: 24

約数和(自身を含む): 50776320

約数和(自身を除く): 29378436

約数列:

[1, 2, 3, 4, 6, 12, 59, 118, 177, 236, 354, 708, 30223, 60446, 90669, 120892, 181338, 362676, 1783157, 3566314, 5349471, 7132628, 10698942, 21397884]

約数ペア:

[(1, 21397884), (2, 10698942), (3, 7132628), (4, 5349471), (6, 3566314), (12, 1783157), (59, 362676), (118, 181338), (177, 120892), (236, 90669), (354, 60446), (708, 30223)]