21652609

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{491}}^1$

素因数の和:732

約数の個数: 16

約数和(自身を含む): 25032960

約数和(自身を除く): 3380351

約数列:

[1, 11, 19, 209, 211, 491, 2321, 4009, 5401, 9329, 44099, 102619, 103601, 1139611, 1968419, 21652609]

約数ペア:

[(1, 21652609), (11, 1968419), (19, 1139611), (209, 103601), (211, 102619), (491, 44099), (2321, 9329), (4009, 5401)]