21889878

素因数分解:

$2^1\times 3^1\times {\mathrm{373}}^1\times {\mathrm{9781}}^1$

素因数の和:10159

約数の個数: 16

約数和(自身を含む): 43901616

約数和(自身を除く): 22011738

約数列:

[1, 2, 3, 6, 373, 746, 1119, 2238, 9781, 19562, 29343, 58686, 3648313, 7296626, 10944939, 21889878]

約数ペア:

[(1, 21889878), (2, 10944939), (3, 7296626), (6, 3648313), (373, 58686), (746, 29343), (1119, 19562), (2238, 9781)]