21147276

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{47629}}^1$

素因数の和:47673

約数の個数: 24

約数和(自身を含む): 50678320

約数和(自身を除く): 29531044

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 47629, 95258, 142887, 190516, 285774, 571548, 1762273, 3524546, 5286819, 7049092, 10573638, 21147276]

約数ペア:

[(1, 21147276), (2, 10573638), (3, 7049092), (4, 5286819), (6, 3524546), (12, 1762273), (37, 571548), (74, 285774), (111, 190516), (148, 142887), (222, 95258), (444, 47629)]