21368156969

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{407657}}^1$

素因数の和:407776

約数の個数: 16

約数和(自身を含む): 23246289792

約数和(自身を除く): 1878132823

約数列:

[1, 23, 43, 53, 989, 1219, 2279, 52417, 407657, 9376111, 17529251, 21605821, 403172773, 496933883, 929050303, 21368156969]

約数ペア:

[(1, 21368156969), (23, 929050303), (43, 496933883), (53, 403172773), (989, 21605821), (1219, 17529251), (2279, 9376111), (52417, 407657)]