21684654

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{29383}}^1$

素因数の和:29432

約数の個数: 24

約数和(自身を含む): 48130992

約数和(自身を除く): 26446338

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 29383, 58766, 88149, 176298, 264447, 528894, 1204703, 2409406, 3614109, 7228218, 10842327, 21684654]

約数ペア:

[(1, 21684654), (2, 10842327), (3, 7228218), (6, 3614109), (9, 2409406), (18, 1204703), (41, 528894), (82, 264447), (123, 176298), (246, 88149), (369, 58766), (738, 29383)]