21257454

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{48533}}^1$

素因数の和:48611

約数の個数: 16

約数和(自身を含む): 43098192

約数和(自身を除く): 21840738

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 48533, 97066, 145599, 291198, 3542909, 7085818, 10628727, 21257454]

約数ペア:

[(1, 21257454), (2, 10628727), (3, 7085818), (6, 3542909), (73, 291198), (146, 145599), (219, 97066), (438, 48533)]