21902076015

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1277}}^1\times {\mathrm{26591}}^1$

素因数の和:27919

約数の個数: 32

約数和(自身を含む): 35887712256

約数和(自身を除く): 13985636241

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 1277, 3831, 6385, 19155, 26591, 54911, 79773, 132955, 164733, 274555, 398865, 823665, 1143413, 3430239, 5717065, 17151195, 33956707, 101870121, 169783535, 509350605, 1460138401, 4380415203, 7300692005, 21902076015]

約数ペア:

[(1, 21902076015), (3, 7300692005), (5, 4380415203), (15, 1460138401), (43, 509350605), (129, 169783535), (215, 101870121), (645, 33956707), (1277, 17151195), (3831, 5717065), (6385, 3430239), (19155, 1143413), (26591, 823665), (54911, 398865), (79773, 274555), (132955, 164733)]