21002506

素因数分解:

$2^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{6551}}^1$

素因数の和:6789

約数の個数: 16

約数和(自身を含む): 36167040

約数和(自身を除く): 15164534

約数列:

[1, 2, 7, 14, 229, 458, 1603, 3206, 6551, 13102, 45857, 91714, 1500179, 3000358, 10501253, 21002506]

約数ペア:

[(1, 21002506), (2, 10501253), (7, 3000358), (14, 1500179), (229, 91714), (458, 45857), (1603, 13102), (3206, 6551)]