21074992

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{57269}}^1$

素因数の和:57300

約数の個数: 20

約数和(自身を含む): 42608880

約数和(自身を除く): 21533888

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 57269, 114538, 229076, 458152, 916304, 1317187, 2634374, 5268748, 10537496, 21074992]

約数ペア:

[(1, 21074992), (2, 10537496), (4, 5268748), (8, 2634374), (16, 1317187), (23, 916304), (46, 458152), (92, 229076), (184, 114538), (368, 57269)]