21206936

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{23459}}^1$

素因数の和:23578

約数の個数: 16

約数和(自身を含む): 40116600

約数和(自身を除く): 18909664

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 23459, 46918, 93836, 187672, 2650867, 5301734, 10603468, 21206936]

約数ペア:

[(1, 21206936), (2, 10603468), (4, 5301734), (8, 2650867), (113, 187672), (226, 93836), (452, 46918), (904, 23459)]