21196164

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1559}}^1$

素因数の和:1680

約数の個数: 48

約数和(自身を含む): 54512640

約数和(自身を除く): 33316476

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 103, 132, 206, 309, 412, 618, 1133, 1236, 1559, 2266, 3118, 3399, 4532, 4677, 6236, 6798, 9354, 13596, 17149, 18708, 34298, 51447, 68596, 102894, 160577, 205788, 321154, 481731, 642308, 963462, 1766347, 1926924, 3532694, 5299041, 7065388, 10598082, 21196164]

約数ペア:

[(1, 21196164), (2, 10598082), (3, 7065388), (4, 5299041), (6, 3532694), (11, 1926924), (12, 1766347), (22, 963462), (33, 642308), (44, 481731), (66, 321154), (103, 205788), (132, 160577), (206, 102894), (309, 68596), (412, 51447), (618, 34298), (1133, 18708), (1236, 17149), (1559, 13596), (2266, 9354), (3118, 6798), (3399, 6236), (4532, 4677)]