21340005

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{24113}}^1$

素因数の和:24180

約数の個数: 16

約数和(自身を含む): 34724160

約数和(自身を除く): 13384155

約数列:

[1, 3, 5, 15, 59, 177, 295, 885, 24113, 72339, 120565, 361695, 1422667, 4268001, 7113335, 21340005]

約数ペア:

[(1, 21340005), (3, 7113335), (5, 4268001), (15, 1422667), (59, 361695), (177, 120565), (295, 72339), (885, 24113)]