21619834

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{18353}}^1$

素因数の和:18405

約数の個数: 16

約数和(自身を含む): 35239680

約数和(自身を除く): 13619846

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 18353, 36706, 348707, 568943, 697414, 1137886, 10809917, 21619834]

約数ペア:

[(1, 21619834), (2, 10809917), (19, 1137886), (31, 697414), (38, 568943), (62, 348707), (589, 36706), (1178, 18353)]