21238096

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{120671}}^1$

素因数の和:120690

約数の個数: 20

約数和(自身を含む): 44889984

約数和(自身を除く): 23651888

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 120671, 241342, 482684, 965368, 1327381, 1930736, 2654762, 5309524, 10619048, 21238096]

約数ペア:

[(1, 21238096), (2, 10619048), (4, 5309524), (8, 2654762), (11, 1930736), (16, 1327381), (22, 965368), (44, 482684), (88, 241342), (176, 120671)]