21229832

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{204133}}^1$

素因数の和:204152

約数の個数: 16

約数和(自身を含む): 42868140

約数和(自身を除く): 21638308

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 204133, 408266, 816532, 1633064, 2653729, 5307458, 10614916, 21229832]

約数ペア:

[(1, 21229832), (2, 10614916), (4, 5307458), (8, 2653729), (13, 1633064), (26, 816532), (52, 408266), (104, 204133)]