21497424279

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{1321}}^1\times {\mathrm{146609}}^1$

素因数の和:147970

約数の個数: 16

約数和(自身を含む): 29460399840

約数和(自身を除く): 7962975561

約数列:

[1, 3, 37, 111, 1321, 3963, 48877, 146609, 146631, 439827, 5424533, 16273599, 193670489, 581011467, 7165808093, 21497424279]

約数ペア:

[(1, 21497424279), (3, 7165808093), (37, 581011467), (111, 193670489), (1321, 16273599), (3963, 5424533), (48877, 439827), (146609, 146631)]