21562545

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{84559}}^1$

素因数の和:84584

約数の個数: 16

約数和(自身を含む): 36529920

約数和(自身を除く): 14967375

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 84559, 253677, 422795, 1268385, 1437503, 4312509, 7187515, 21562545]

約数ペア:

[(1, 21562545), (3, 7187515), (5, 4312509), (15, 1437503), (17, 1268385), (51, 422795), (85, 253677), (255, 84559)]