21818666

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1\times {\mathrm{347}}^1$

素因数の和:709

約数の個数: 16

約数和(自身を含む): 33199200

約数和(自身を除く): 11380534

約数列:

[1, 2, 149, 211, 298, 347, 422, 694, 31439, 51703, 62878, 73217, 103406, 146434, 10909333, 21818666]

約数ペア:

[(1, 21818666), (2, 10909333), (149, 146434), (211, 103406), (298, 73217), (347, 62878), (422, 51703), (694, 31439)]