20974322691

素因数分解:

$3^2\times 7^1\times {\mathrm{10067}}^1\times {\mathrm{33071}}^1$

素因数の和:43151

約数の個数: 24

約数和(自身を含む): 34628765184

約数和(自身を除く): 13654442493

約数列:

[1, 3, 7, 9, 21, 63, 10067, 30201, 33071, 70469, 90603, 99213, 211407, 231497, 297639, 634221, 694491, 2083473, 332925757, 998777271, 2330480299, 2996331813, 6991440897, 20974322691]

約数ペア:

[(1, 20974322691), (3, 6991440897), (7, 2996331813), (9, 2330480299), (21, 998777271), (63, 332925757), (10067, 2083473), (30201, 694491), (33071, 634221), (70469, 297639), (90603, 231497), (99213, 211407)]