19710663

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{14009}}^1$

素因数の和:14086

約数の個数: 16

約数和(自身を含む): 30485760

約数和(自身を除く): 10775097

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 14009, 42027, 98063, 294189, 938603, 2815809, 6570221, 19710663]

約数ペア:

[(1, 19710663), (3, 6570221), (7, 2815809), (21, 938603), (67, 294189), (201, 98063), (469, 42027), (1407, 14009)]