21178049595

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1497211}}^1$

素因数の和:1497283

約数の個数: 32

約数和(自身を含む): 36220552704

約数和(自身を除く): 15042503109

約数列:

[1, 3, 5, 15, 23, 41, 69, 115, 123, 205, 345, 615, 943, 2829, 4715, 14145, 1497211, 4491633, 7486055, 22458165, 34435853, 61385651, 103307559, 172179265, 184156953, 306928255, 516537795, 920784765, 1411869973, 4235609919, 7059349865, 21178049595]

約数ペア:

[(1, 21178049595), (3, 7059349865), (5, 4235609919), (15, 1411869973), (23, 920784765), (41, 516537795), (69, 306928255), (115, 184156953), (123, 172179265), (205, 103307559), (345, 61385651), (615, 34435853), (943, 22458165), (2829, 7486055), (4715, 4491633), (14145, 1497211)]