21375528045

素因数分解:

$3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{797}}^1\times {\mathrm{15823}}^1$

素因数の和:16741

約数の個数: 32

約数和(自身を含む): 34548982272

約数和(自身を除く): 13173454227

約数列:

[1, 3, 5, 15, 113, 339, 565, 797, 1695, 2391, 3985, 11955, 15823, 47469, 79115, 90061, 237345, 270183, 450305, 1350915, 1787999, 5363997, 8939995, 12610931, 26819985, 37832793, 63054655, 189163965, 1425035203, 4275105609, 7125176015, 21375528045]

約数ペア:

[(1, 21375528045), (3, 7125176015), (5, 4275105609), (15, 1425035203), (113, 189163965), (339, 63054655), (565, 37832793), (797, 26819985), (1695, 12610931), (2391, 8939995), (3985, 5363997), (11955, 1787999), (15823, 1350915), (47469, 450305), (79115, 270183), (90061, 237345)]