21799691485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{30489079}}^1$

素因数の和:30489108

約数の個数: 16

約数和(自身を含む): 30732992640

約数和(自身を除く): 8933301155

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 30489079, 152445395, 335379869, 396358027, 1676899345, 1981790135, 4359938297, 21799691485]

約数ペア:

[(1, 21799691485), (5, 4359938297), (11, 1981790135), (13, 1676899345), (55, 396358027), (65, 335379869), (143, 152445395), (715, 30489079)]