21020413050

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{513319}}^1$

素因数の和:513357

約数の個数: 144

約数和(自身を含む): 69507634560

約数和(自身を除く): 48487221510

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 25, 26, 30, 35, 39, 42, 45, 50, 63, 65, 70, 75, 78, 90, 91, 105, 117, 126, 130, 150, 175, 182, 195, 210, 225, 234, 273, 315, 325, 350, 390, 450, 455, 525, 546, 585, 630, 650, 819, 910, 975, 1050, 1170, 1365, 1575, 1638, 1950, 2275, 2730, 2925, 3150, 4095, 4550, 5850, 6825, 8190, 13650, 20475, 40950, 513319, 1026638, 1539957, 2566595, 3079914, 3593233, 4619871, 5133190, 6673147, 7186466, 7699785, 9239742, 10779699, 12832975, 13346294, 15399570, 17966165, 20019441, 21559398, 23099355, 25665950, 32339097, 33365735, 35932330, 38498925, 40038882, 46198710, 46712029, 53898495, 60058323, 64678194, 66731470, 76997850, 89830825, 93424058, 100097205, 107796990, 115496775, 120116646, 140136087, 161695485, 166828675, 179661650, 200194410, 230993550, 233560145, 269492475, 280272174, 300291615, 323390970, 333657350, 420408261, 467120290, 500486025, 538984950, 600583230, 700680435, 808477425, 840816522, 1000972050, 1167800725, 1401360870, 1501458075, 1616954850, 2102041305, 2335601450, 3002916150, 3503402175, 4204082610, 7006804350, 10510206525, 21020413050]

約数ペア:

[(1, 21020413050), (2, 10510206525), (3, 7006804350), (5, 4204082610), (6, 3503402175), (7, 3002916150), (9, 2335601450), (10, 2102041305), (13, 1616954850), (14, 1501458075), (15, 1401360870), (18, 1167800725), (21, 1000972050), (25, 840816522), (26, 808477425), (30, 700680435), (35, 600583230), (39, 538984950), (42, 500486025), (45, 467120290), (50, 420408261), (63, 333657350), (65, 323390970), (70, 300291615), (75, 280272174), (78, 269492475), (90, 233560145), (91, 230993550), (105, 200194410), (117, 179661650), (126, 166828675), (130, 161695485), (150, 140136087), (175, 120116646), (182, 115496775), (195, 107796990), (210, 100097205), (225, 93424058), (234, 89830825), (273, 76997850), (315, 66731470), (325, 64678194), (350, 60058323), (390, 53898495), (450, 46712029), (455, 46198710), (525, 40038882), (546, 38498925), (585, 35932330), (630, 33365735), (650, 32339097), (819, 25665950), (910, 23099355), (975, 21559398), (1050, 20019441), (1170, 17966165), (1365, 15399570), (1575, 13346294), (1638, 12832975), (1950, 10779699), (2275, 9239742), (2730, 7699785), (2925, 7186466), (3150, 6673147), (4095, 5133190), (4550, 4619871), (5850, 3593233), (6825, 3079914), (8190, 2566595), (13650, 1539957), (20475, 1026638), (40950, 513319)]