21167349215

素因数分解:

$5^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{601}}^1\times {\mathrm{719}}^1$

素因数の和:1523

約数の個数: 32

約数和(自身を含む): 25995997440

約数和(自身を除く): 4828648225

約数列:

[1, 5, 97, 101, 485, 505, 601, 719, 3005, 3595, 9797, 48985, 58297, 60701, 69743, 72619, 291485, 303505, 348715, 363095, 432119, 2160595, 5887997, 7044043, 29439985, 35220215, 41915543, 43644019, 209577715, 218220095, 4233469843, 21167349215]

約数ペア:

[(1, 21167349215), (5, 4233469843), (97, 218220095), (101, 209577715), (485, 43644019), (505, 41915543), (601, 35220215), (719, 29439985), (3005, 7044043), (3595, 5887997), (9797, 2160595), (48985, 432119), (58297, 363095), (60701, 348715), (69743, 303505), (72619, 291485)]