21557472

素因数分解:

$2^5\times 3^1\times {\mathrm{41}}^1\times {\mathrm{5477}}^1$

素因数の和:5531

約数の個数: 48

約数和(自身を含む): 57979152

約数和(自身を除く): 36421680

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 82, 96, 123, 164, 246, 328, 492, 656, 984, 1312, 1968, 3936, 5477, 10954, 16431, 21908, 32862, 43816, 65724, 87632, 131448, 175264, 224557, 262896, 449114, 525792, 673671, 898228, 1347342, 1796456, 2694684, 3592912, 5389368, 7185824, 10778736, 21557472]

約数ペア:

[(1, 21557472), (2, 10778736), (3, 7185824), (4, 5389368), (6, 3592912), (8, 2694684), (12, 1796456), (16, 1347342), (24, 898228), (32, 673671), (41, 525792), (48, 449114), (82, 262896), (96, 224557), (123, 175264), (164, 131448), (246, 87632), (328, 65724), (492, 43816), (656, 32862), (984, 21908), (1312, 16431), (1968, 10954), (3936, 5477)]