21533072

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{122347}}^1$

素因数の和:122366

約数の個数: 20

約数和(自身を含む): 45513456

約数和(自身を除く): 23980384

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 122347, 244694, 489388, 978776, 1345817, 1957552, 2691634, 5383268, 10766536, 21533072]

約数ペア:

[(1, 21533072), (2, 10766536), (4, 5383268), (8, 2691634), (11, 1957552), (16, 1345817), (22, 978776), (44, 489388), (88, 244694), (176, 122347)]