21083345360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3422621}}^1$

素因数の和:3422652

約数の個数: 80

約数和(自身を含む): 61114338432

約数和(自身を除く): 40030993072

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 3422621, 6845242, 13690484, 17113105, 23958347, 27380968, 34226210, 37648831, 47916694, 54761936, 68452420, 75297662, 95833388, 119791735, 136904840, 150595324, 188244155, 191666776, 239583470, 263541817, 273809680, 301190648, 376488310, 383333552, 479166940, 527083634, 602381296, 752976620, 958333880, 1054167268, 1317709085, 1505953240, 1916667760, 2108334536, 2635418170, 3011906480, 4216669072, 5270836340, 10541672680, 21083345360]

約数ペア:

[(1, 21083345360), (2, 10541672680), (4, 5270836340), (5, 4216669072), (7, 3011906480), (8, 2635418170), (10, 2108334536), (11, 1916667760), (14, 1505953240), (16, 1317709085), (20, 1054167268), (22, 958333880), (28, 752976620), (35, 602381296), (40, 527083634), (44, 479166940), (55, 383333552), (56, 376488310), (70, 301190648), (77, 273809680), (80, 263541817), (88, 239583470), (110, 191666776), (112, 188244155), (140, 150595324), (154, 136904840), (176, 119791735), (220, 95833388), (280, 75297662), (308, 68452420), (385, 54761936), (440, 47916694), (560, 37648831), (616, 34226210), (770, 27380968), (880, 23958347), (1232, 17113105), (1540, 13690484), (3080, 6845242), (6160, 3422621)]