21176108

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{3527}}^1$

素因数の和:3629

約数の個数: 24

約数和(自身を含む): 39513600

約数和(自身を除く): 18337492

約数列:

[1, 2, 4, 19, 38, 76, 79, 158, 316, 1501, 3002, 3527, 6004, 7054, 14108, 67013, 134026, 268052, 278633, 557266, 1114532, 5294027, 10588054, 21176108]

約数ペア:

[(1, 21176108), (2, 10588054), (4, 5294027), (19, 1114532), (38, 557266), (76, 278633), (79, 268052), (158, 134026), (316, 67013), (1501, 14108), (3002, 7054), (3527, 6004)]