21000773352

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67310171}}^1$

素因数の和:67310193

約数の個数: 32

約数和(自身を含む): 56540544480

約数和(自身を除く): 35539771128

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 67310171, 134620342, 201930513, 269240684, 403861026, 538481368, 807722052, 875032223, 1615444104, 1750064446, 2625096669, 3500128892, 5250193338, 7000257784, 10500386676, 21000773352]

約数ペア:

[(1, 21000773352), (2, 10500386676), (3, 7000257784), (4, 5250193338), (6, 3500128892), (8, 2625096669), (12, 1750064446), (13, 1615444104), (24, 875032223), (26, 807722052), (39, 538481368), (52, 403861026), (78, 269240684), (104, 201930513), (156, 134620342), (312, 67310171)]