21900607

素因数分解:

${\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:402

約数の個数: 16

約数和(自身を含む): 23950080

約数和(自身を除く): 2049473

約数列:

[1, 17, 53, 109, 223, 901, 1853, 3791, 5777, 11819, 24307, 98209, 200923, 413219, 1288271, 21900607]

約数ペア:

[(1, 21900607), (17, 1288271), (53, 413219), (109, 200923), (223, 98209), (901, 24307), (1853, 11819), (3791, 5777)]