21080150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:186

約数の個数: 96

約数和(自身を含む): 49871808

約数和(自身を除く): 28791658

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 41, 50, 65, 70, 82, 91, 113, 130, 175, 182, 205, 226, 287, 325, 350, 410, 455, 533, 565, 574, 650, 791, 910, 1025, 1066, 1130, 1435, 1469, 1582, 2050, 2275, 2665, 2825, 2870, 2938, 3731, 3955, 4550, 4633, 5330, 5650, 7175, 7345, 7462, 7910, 9266, 10283, 13325, 14350, 14690, 18655, 19775, 20566, 23165, 26650, 32431, 36725, 37310, 39550, 46330, 51415, 60229, 64862, 73450, 93275, 102830, 115825, 120458, 162155, 186550, 231650, 257075, 301145, 324310, 421603, 514150, 602290, 810775, 843206, 1505725, 1621550, 2108015, 3011450, 4216030, 10540075, 21080150]

約数ペア:

[(1, 21080150), (2, 10540075), (5, 4216030), (7, 3011450), (10, 2108015), (13, 1621550), (14, 1505725), (25, 843206), (26, 810775), (35, 602290), (41, 514150), (50, 421603), (65, 324310), (70, 301145), (82, 257075), (91, 231650), (113, 186550), (130, 162155), (175, 120458), (182, 115825), (205, 102830), (226, 93275), (287, 73450), (325, 64862), (350, 60229), (410, 51415), (455, 46330), (533, 39550), (565, 37310), (574, 36725), (650, 32431), (791, 26650), (910, 23165), (1025, 20566), (1066, 19775), (1130, 18655), (1435, 14690), (1469, 14350), (1582, 13325), (2050, 10283), (2275, 9266), (2665, 7910), (2825, 7462), (2870, 7345), (2938, 7175), (3731, 5650), (3955, 5330), (4550, 4633)]