21157295041

素因数分解:

${\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{24847}}^1$

素因数の和:25164

約数の個数: 16

約数和(自身を含む): 21898045440

約数和(自身を除く): 740750399

約数列:

[1, 67, 71, 179, 4757, 11993, 12709, 24847, 851503, 1664749, 1764137, 4447613, 118197179, 297990071, 315780523, 21157295041]

約数ペア:

[(1, 21157295041), (67, 315780523), (71, 297990071), (179, 118197179), (4757, 4447613), (11993, 1764137), (12709, 1664749), (24847, 851503)]