21191569554

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{185890961}}^1$

素因数の和:185890985

約数の個数: 16

約数和(自身を含む): 44613830880

約数和(自身を除く): 23422261326

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 185890961, 371781922, 557672883, 1115345766, 3531928259, 7063856518, 10595784777, 21191569554]

約数ペア:

[(1, 21191569554), (2, 10595784777), (3, 7063856518), (6, 3531928259), (19, 1115345766), (38, 557672883), (57, 371781922), (114, 185890961)]