21492498097

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{670823}}^1$

素因数の和:671052

約数の個数: 16

約数和(自身を含む): 25759641600

約数和(自身を除く): 4267143503

約数列:

[1, 7, 23, 161, 199, 1393, 4577, 32039, 670823, 4695761, 15428929, 108002503, 133493777, 934456439, 3070356871, 21492498097]

約数ペア:

[(1, 21492498097), (7, 3070356871), (23, 934456439), (161, 133493777), (199, 108002503), (1393, 15428929), (4577, 4695761), (32039, 670823)]