21335523

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{6277}}^1$

素因数の和:6394

約数の個数: 16

約数和(自身を含む): 31339776

約数和(自身を除く): 10004253

約数列:

[1, 3, 11, 33, 103, 309, 1133, 3399, 6277, 18831, 69047, 207141, 646531, 1939593, 7111841, 21335523]

約数ペア:

[(1, 21335523), (3, 7111841), (11, 1939593), (33, 646531), (103, 207141), (309, 69047), (1133, 18831), (3399, 6277)]