16639821

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{9887}}^1$

素因数の和:9921

約数の個数: 24

約数和(自身を含む): 27765504

約数和(自身を除く): 11125683

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 9887, 29661, 88983, 108757, 168079, 326271, 504237, 978813, 1512711, 1848869, 5546607, 16639821]

約数ペア:

[(1, 16639821), (3, 5546607), (9, 1848869), (11, 1512711), (17, 978813), (33, 504237), (51, 326271), (99, 168079), (153, 108757), (187, 88983), (561, 29661), (1683, 9887)]