21382203

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{2843}}^1$

素因数の和:2978

約数の個数: 16

約数和(自身を含む): 30032640

約数和(自身を除く): 8650437

約数列:

[1, 3, 23, 69, 109, 327, 2507, 2843, 7521, 8529, 65389, 196167, 309887, 929661, 7127401, 21382203]

約数ペア:

[(1, 21382203), (3, 7127401), (23, 929661), (69, 309887), (109, 196167), (327, 65389), (2507, 8529), (2843, 7521)]