21667492090

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{309403}}^1$

素因数の和:309606

約数の個数: 32

約数和(自身を含む): 40098758400

約数和(自身を除く): 18431266310

約数列:

[1, 2, 5, 10, 47, 94, 149, 235, 298, 470, 745, 1490, 7003, 14006, 35015, 70030, 309403, 618806, 1547015, 3094030, 14541941, 29083882, 46101047, 72709705, 92202094, 145419410, 230505235, 461010470, 2166749209, 4333498418, 10833746045, 21667492090]

約数ペア:

[(1, 21667492090), (2, 10833746045), (5, 4333498418), (10, 2166749209), (47, 461010470), (94, 230505235), (149, 145419410), (235, 92202094), (298, 72709705), (470, 46101047), (745, 29083882), (1490, 14541941), (7003, 3094030), (14006, 1547015), (35015, 618806), (70030, 309403)]