21417698

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1\times {\mathrm{739}}^1$

素因数の和:1121

約数の個数: 16

約数和(自身を含む): 33015840

約数和(自身を除く): 11598142

約数列:

[1, 2, 43, 86, 337, 674, 739, 1478, 14491, 28982, 31777, 63554, 249043, 498086, 10708849, 21417698]

約数ペア:

[(1, 21417698), (2, 10708849), (43, 498086), (86, 249043), (337, 63554), (674, 31777), (739, 28982), (1478, 14491)]