21822136

素因数分解:

$2^3\times 7^1\times {\mathrm{347}}^1\times {\mathrm{1123}}^1$

素因数の和:1483

約数の個数: 32

約数和(自身を含む): 46938240

約数和(自身を除く): 25116104

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 347, 694, 1123, 1388, 2246, 2429, 2776, 4492, 4858, 7861, 8984, 9716, 15722, 19432, 31444, 62888, 389681, 779362, 1558724, 2727767, 3117448, 5455534, 10911068, 21822136]

約数ペア:

[(1, 21822136), (2, 10911068), (4, 5455534), (7, 3117448), (8, 2727767), (14, 1558724), (28, 779362), (56, 389681), (347, 62888), (694, 31444), (1123, 19432), (1388, 15722), (2246, 9716), (2429, 8984), (2776, 7861), (4492, 4858)]