21430982

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{20333}}^1$

素因数の和:20383

約数の個数: 16

約数和(自身を含む): 35137152

約数和(自身を除く): 13706170

約数列:

[1, 2, 17, 31, 34, 62, 527, 1054, 20333, 40666, 345661, 630323, 691322, 1260646, 10715491, 21430982]

約数ペア:

[(1, 21430982), (2, 10715491), (17, 1260646), (31, 691322), (34, 630323), (62, 345661), (527, 40666), (1054, 20333)]