17207421

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{457}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 28843008

約数和(自身を除く): 11635587

約数列:

[1, 3, 7, 11, 21, 33, 77, 163, 231, 457, 489, 1141, 1371, 1793, 3199, 3423, 5027, 5379, 9597, 12551, 15081, 35189, 37653, 74491, 105567, 223473, 521437, 819401, 1564311, 2458203, 5735807, 17207421]

約数ペア:

[(1, 17207421), (3, 5735807), (7, 2458203), (11, 1564311), (21, 819401), (33, 521437), (77, 223473), (163, 105567), (231, 74491), (457, 37653), (489, 35189), (1141, 15081), (1371, 12551), (1793, 9597), (3199, 5379), (3423, 5027)]