21847370

素因数分解:

$2^1\times 5^1\times {\mathrm{1427}}^1\times {\mathrm{1531}}^1$

素因数の和:2965

約数の個数: 16

約数和(自身を含む): 39378528

約数和(自身を除く): 17531158

約数列:

[1, 2, 5, 10, 1427, 1531, 2854, 3062, 7135, 7655, 14270, 15310, 2184737, 4369474, 10923685, 21847370]

約数ペア:

[(1, 21847370), (2, 10923685), (5, 4369474), (10, 2184737), (1427, 15310), (1531, 14270), (2854, 7655), (3062, 7135)]