21912804

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{3877}}^1$

素因数の和:4044

約数の個数: 36

約数和(自身を含む): 55757884

約数和(自身を除く): 33845080

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1413, 1884, 2826, 3877, 5652, 7754, 11631, 15508, 23262, 34893, 46524, 69786, 139572, 608689, 1217378, 1826067, 2434756, 3652134, 5478201, 7304268, 10956402, 21912804]

約数ペア:

[(1, 21912804), (2, 10956402), (3, 7304268), (4, 5478201), (6, 3652134), (9, 2434756), (12, 1826067), (18, 1217378), (36, 608689), (157, 139572), (314, 69786), (471, 46524), (628, 34893), (942, 23262), (1413, 15508), (1884, 11631), (2826, 7754), (3877, 5652)]