21167704245

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{23134103}}^1$

素因数の和:23134172

約数の個数: 16

約数和(自身を含む): 34423546752

約数和(自身を除く): 13255842507

約数列:

[1, 3, 5, 15, 61, 183, 305, 915, 23134103, 69402309, 115670515, 347011545, 1411180283, 4233540849, 7055901415, 21167704245]

約数ペア:

[(1, 21167704245), (3, 7055901415), (5, 4233540849), (15, 1411180283), (61, 347011545), (183, 115670515), (305, 69402309), (915, 23134103)]