21274000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{967}}^1$

素因数の和:1001

約数の個数: 80

約数和(自身を含む): 56174976

約数和(自身を除く): 34900976

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 125, 176, 200, 220, 250, 275, 400, 440, 500, 550, 880, 967, 1000, 1100, 1375, 1934, 2000, 2200, 2750, 3868, 4400, 4835, 5500, 7736, 9670, 10637, 11000, 15472, 19340, 21274, 22000, 24175, 38680, 42548, 48350, 53185, 77360, 85096, 96700, 106370, 120875, 170192, 193400, 212740, 241750, 265925, 386800, 425480, 483500, 531850, 850960, 967000, 1063700, 1329625, 1934000, 2127400, 2659250, 4254800, 5318500, 10637000, 21274000]

約数ペア:

[(1, 21274000), (2, 10637000), (4, 5318500), (5, 4254800), (8, 2659250), (10, 2127400), (11, 1934000), (16, 1329625), (20, 1063700), (22, 967000), (25, 850960), (40, 531850), (44, 483500), (50, 425480), (55, 386800), (80, 265925), (88, 241750), (100, 212740), (110, 193400), (125, 170192), (176, 120875), (200, 106370), (220, 96700), (250, 85096), (275, 77360), (400, 53185), (440, 48350), (500, 42548), (550, 38680), (880, 24175), (967, 22000), (1000, 21274), (1100, 19340), (1375, 15472), (1934, 11000), (2000, 10637), (2200, 9670), (2750, 7736), (3868, 5500), (4400, 4835)]