21054841080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1928099}}^1$

素因数の和:1928133

約数の個数: 128

約数和(自身を含む): 77740992000

約数和(自身を除く): 56686150920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 1928099, 3856198, 5784297, 7712396, 9640495, 11568594, 13496693, 15424792, 19280990, 23137188, 25065287, 26993386, 28921485, 38561980, 40490079, 46274376, 50130574, 53986772, 57842970, 67483465, 75195861, 77123960, 80980158, 100261148, 107973544, 115685940, 125326435, 134966930, 150391722, 161960316, 175457009, 200522296, 202450395, 231371880, 250652870, 269933860, 300783444, 323920632, 350914018, 375979305, 404900790, 501305740, 526371027, 539867720, 601566888, 701828036, 751958610, 809801580, 877285045, 1002611480, 1052742054, 1403656072, 1503917220, 1619603160, 1754570090, 2105484108, 2631855135, 3007834440, 3509140180, 4210968216, 5263710270, 7018280360, 10527420540, 21054841080]

約数ペア:

[(1, 21054841080), (2, 10527420540), (3, 7018280360), (4, 5263710270), (5, 4210968216), (6, 3509140180), (7, 3007834440), (8, 2631855135), (10, 2105484108), (12, 1754570090), (13, 1619603160), (14, 1503917220), (15, 1403656072), (20, 1052742054), (21, 1002611480), (24, 877285045), (26, 809801580), (28, 751958610), (30, 701828036), (35, 601566888), (39, 539867720), (40, 526371027), (42, 501305740), (52, 404900790), (56, 375979305), (60, 350914018), (65, 323920632), (70, 300783444), (78, 269933860), (84, 250652870), (91, 231371880), (104, 202450395), (105, 200522296), (120, 175457009), (130, 161960316), (140, 150391722), (156, 134966930), (168, 125326435), (182, 115685940), (195, 107973544), (210, 100261148), (260, 80980158), (273, 77123960), (280, 75195861), (312, 67483465), (364, 57842970), (390, 53986772), (420, 50130574), (455, 46274376), (520, 40490079), (546, 38561980), (728, 28921485), (780, 26993386), (840, 25065287), (910, 23137188), (1092, 19280990), (1365, 15424792), (1560, 13496693), (1820, 11568594), (2184, 9640495), (2730, 7712396), (3640, 5784297), (5460, 3856198), (10920, 1928099)]