21102168

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{51721}}^1$

素因数の和:51747

約数の個数: 32

約数和(自身を含む): 55859760

約数和(自身を除く): 34757592

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 51721, 103442, 155163, 206884, 310326, 413768, 620652, 879257, 1241304, 1758514, 2637771, 3517028, 5275542, 7034056, 10551084, 21102168]

約数ペア:

[(1, 21102168), (2, 10551084), (3, 7034056), (4, 5275542), (6, 3517028), (8, 2637771), (12, 1758514), (17, 1241304), (24, 879257), (34, 620652), (51, 413768), (68, 310326), (102, 206884), (136, 155163), (204, 103442), (408, 51721)]