21167309844

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{307}}^1\times {\mathrm{313}}^1$

素因数の和:870

約数の個数: 144

約数和(自身を含む): 55973037120

約数和(自身を除く): 34805727276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 211, 261, 307, 313, 348, 422, 522, 614, 626, 633, 844, 921, 939, 1044, 1228, 1252, 1266, 1842, 1878, 1899, 2532, 2763, 2817, 3684, 3756, 3798, 5526, 5634, 6119, 7596, 8903, 9077, 11052, 11268, 12238, 17806, 18154, 18357, 24476, 26709, 27231, 35612, 36308, 36714, 53418, 54462, 55071, 64777, 66043, 73428, 80127, 81693, 96091, 106836, 108924, 110142, 129554, 132086, 160254, 163386, 192182, 194331, 198129, 220284, 259108, 264172, 288273, 320508, 326772, 384364, 388662, 396258, 576546, 582993, 594387, 777324, 792516, 864819, 1153092, 1165986, 1188774, 1729638, 1878533, 1915247, 2331972, 2377548, 2786639, 3459276, 3757066, 3830494, 5573278, 5635599, 5745741, 7514132, 7660988, 8359917, 11146556, 11271198, 11491482, 16719834, 16906797, 17237223, 20275201, 22542396, 22982964, 25079751, 33439668, 33813594, 34474446, 40550402, 50159502, 60825603, 67627188, 68948892, 81100804, 100319004, 121651206, 182476809, 243302412, 364953618, 587980829, 729907236, 1175961658, 1763942487, 2351923316, 3527884974, 5291827461, 7055769948, 10583654922, 21167309844]

約数ペア:

[(1, 21167309844), (2, 10583654922), (3, 7055769948), (4, 5291827461), (6, 3527884974), (9, 2351923316), (12, 1763942487), (18, 1175961658), (29, 729907236), (36, 587980829), (58, 364953618), (87, 243302412), (116, 182476809), (174, 121651206), (211, 100319004), (261, 81100804), (307, 68948892), (313, 67627188), (348, 60825603), (422, 50159502), (522, 40550402), (614, 34474446), (626, 33813594), (633, 33439668), (844, 25079751), (921, 22982964), (939, 22542396), (1044, 20275201), (1228, 17237223), (1252, 16906797), (1266, 16719834), (1842, 11491482), (1878, 11271198), (1899, 11146556), (2532, 8359917), (2763, 7660988), (2817, 7514132), (3684, 5745741), (3756, 5635599), (3798, 5573278), (5526, 3830494), (5634, 3757066), (6119, 3459276), (7596, 2786639), (8903, 2377548), (9077, 2331972), (11052, 1915247), (11268, 1878533), (12238, 1729638), (17806, 1188774), (18154, 1165986), (18357, 1153092), (24476, 864819), (26709, 792516), (27231, 777324), (35612, 594387), (36308, 582993), (36714, 576546), (53418, 396258), (54462, 388662), (55071, 384364), (64777, 326772), (66043, 320508), (73428, 288273), (80127, 264172), (81693, 259108), (96091, 220284), (106836, 198129), (108924, 194331), (110142, 192182), (129554, 163386), (132086, 160254)]