20213433

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{601}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 30333576

約数和(自身を除く): 10120143

約数列:

[1, 3, 9, 37, 101, 111, 303, 333, 601, 909, 1803, 3737, 5409, 11211, 22237, 33633, 60701, 66711, 182103, 200133, 546309, 2245937, 6737811, 20213433]

約数ペア:

[(1, 20213433), (3, 6737811), (9, 2245937), (37, 546309), (101, 200133), (111, 182103), (303, 66711), (333, 60701), (601, 33633), (909, 22237), (1803, 11211), (3737, 5409)]