21822488

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{143569}}^1$

素因数の和:143594

約数の個数: 16

約数和(自身を含む): 43071000

約数和(自身を除く): 21248512

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 143569, 287138, 574276, 1148552, 2727811, 5455622, 10911244, 21822488]

約数ペア:

[(1, 21822488), (2, 10911244), (4, 5455622), (8, 2727811), (19, 1148552), (38, 574276), (76, 287138), (152, 143569)]