21839056

素因数分解:

$2^4\times {\mathrm{19}}^3\times {\mathrm{199}}^1$

素因数の和:264

約数の個数: 40

約数和(自身を含む): 44888000

約数和(自身を除く): 23048944

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 199, 304, 361, 398, 722, 796, 1444, 1592, 2888, 3184, 3781, 5776, 6859, 7562, 13718, 15124, 27436, 30248, 54872, 60496, 71839, 109744, 143678, 287356, 574712, 1149424, 1364941, 2729882, 5459764, 10919528, 21839056]

約数ペア:

[(1, 21839056), (2, 10919528), (4, 5459764), (8, 2729882), (16, 1364941), (19, 1149424), (38, 574712), (76, 287356), (152, 143678), (199, 109744), (304, 71839), (361, 60496), (398, 54872), (722, 30248), (796, 27436), (1444, 15124), (1592, 13718), (2888, 7562), (3184, 6859), (3781, 5776)]