21365462

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7919}}^1$

素因数の和:8011

約数の個数: 16

約数和(自身を含む): 34214400

約数和(自身を除く): 12848938

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 7919, 15838, 150461, 300922, 562249, 1124498, 10682731, 21365462]

約数ペア:

[(1, 21365462), (2, 10682731), (19, 1124498), (38, 562249), (71, 300922), (142, 150461), (1349, 15838), (2698, 7919)]