21000983993

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1895909}}^1$

素因数の和:1895992

約数の個数: 16

約数和(自身を含む): 24570993600

約数和(自身を除く): 3570009607

約数列:

[1, 11, 19, 53, 209, 583, 1007, 11077, 1895909, 20854999, 36022271, 100483177, 396244981, 1105314947, 1909180363, 21000983993]

約数ペア:

[(1, 21000983993), (11, 1909180363), (19, 1105314947), (53, 396244981), (209, 100483177), (583, 36022271), (1007, 20854999), (11077, 1895909)]