21276078

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{208589}}^1$

素因数の和:208611

約数の個数: 16

約数和(自身を含む): 45055440

約数和(自身を除く): 23779362

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 208589, 417178, 625767, 1251534, 3546013, 7092026, 10638039, 21276078]

約数ペア:

[(1, 21276078), (2, 10638039), (3, 7092026), (6, 3546013), (17, 1251534), (34, 625767), (51, 417178), (102, 208589)]