21040250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1093}}^1$

素因数の和:1128

約数の個数: 64

約数和(自身を含む): 49151232

約数和(自身を除く): 28110982

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 125, 154, 175, 250, 275, 350, 385, 550, 770, 875, 1093, 1375, 1750, 1925, 2186, 2750, 3850, 5465, 7651, 9625, 10930, 12023, 15302, 19250, 24046, 27325, 38255, 54650, 60115, 76510, 84161, 120230, 136625, 168322, 191275, 273250, 300575, 382550, 420805, 601150, 841610, 956375, 1502875, 1912750, 2104025, 3005750, 4208050, 10520125, 21040250]

約数ペア:

[(1, 21040250), (2, 10520125), (5, 4208050), (7, 3005750), (10, 2104025), (11, 1912750), (14, 1502875), (22, 956375), (25, 841610), (35, 601150), (50, 420805), (55, 382550), (70, 300575), (77, 273250), (110, 191275), (125, 168322), (154, 136625), (175, 120230), (250, 84161), (275, 76510), (350, 60115), (385, 54650), (550, 38255), (770, 27325), (875, 24046), (1093, 19250), (1375, 15302), (1750, 12023), (1925, 10930), (2186, 9625), (2750, 7651), (3850, 5465)]