21368136

素因数分解:

$2^3\times 3^1\times {\mathrm{181}}^1\times {\mathrm{4919}}^1$

素因数の和:5109

約数の個数: 32

約数和(自身を含む): 53726400

約数和(自身を除く): 32358264

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 181, 362, 543, 724, 1086, 1448, 2172, 4344, 4919, 9838, 14757, 19676, 29514, 39352, 59028, 118056, 890339, 1780678, 2671017, 3561356, 5342034, 7122712, 10684068, 21368136]

約数ペア:

[(1, 21368136), (2, 10684068), (3, 7122712), (4, 5342034), (6, 3561356), (8, 2671017), (12, 1780678), (24, 890339), (181, 118056), (362, 59028), (543, 39352), (724, 29514), (1086, 19676), (1448, 14757), (2172, 9838), (4344, 4919)]