21004242169

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{447823}}^1$

素因数の和:447960

約数の個数: 16

約数和(自身を含む): 23215196160

約数和(自身を除く): 2210953991

約数列:

[1, 17, 31, 89, 527, 1513, 2759, 46903, 447823, 7612991, 13882513, 39856247, 236002721, 677556199, 1235543657, 21004242169]

約数ペア:

[(1, 21004242169), (17, 1235543657), (31, 677556199), (89, 236002721), (527, 39856247), (1513, 13882513), (2759, 7612991), (46903, 447823)]