21229085976

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{11981}}^1$

素因数の和:12249

約数の個数: 128

約数和(自身を含む): 62114688000

約数和(自身を除く): 40885602024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 53, 56, 84, 106, 159, 168, 199, 212, 318, 371, 398, 424, 597, 636, 742, 796, 1113, 1194, 1272, 1393, 1484, 1592, 2226, 2388, 2786, 2968, 4179, 4452, 4776, 5572, 8358, 8904, 10547, 11144, 11981, 16716, 21094, 23962, 31641, 33432, 35943, 42188, 47924, 63282, 71886, 73829, 83867, 84376, 95848, 126564, 143772, 147658, 167734, 221487, 251601, 253128, 287544, 295316, 335468, 442974, 503202, 590632, 634993, 670936, 885948, 1006404, 1269986, 1771896, 1904979, 2012808, 2384219, 2539972, 3809958, 4444951, 4768438, 5079944, 7152657, 7619916, 8889902, 9536876, 13334853, 14305314, 15239832, 16689533, 17779804, 19073752, 26669706, 28610628, 33379066, 35559608, 50068599, 53339412, 57221256, 66758132, 100137198, 106678824, 126363607, 133516264, 200274396, 252727214, 379090821, 400548792, 505454428, 758181642, 884545249, 1010908856, 1516363284, 1769090498, 2653635747, 3032726568, 3538180996, 5307271494, 7076361992, 10614542988, 21229085976]

約数ペア:

[(1, 21229085976), (2, 10614542988), (3, 7076361992), (4, 5307271494), (6, 3538180996), (7, 3032726568), (8, 2653635747), (12, 1769090498), (14, 1516363284), (21, 1010908856), (24, 884545249), (28, 758181642), (42, 505454428), (53, 400548792), (56, 379090821), (84, 252727214), (106, 200274396), (159, 133516264), (168, 126363607), (199, 106678824), (212, 100137198), (318, 66758132), (371, 57221256), (398, 53339412), (424, 50068599), (597, 35559608), (636, 33379066), (742, 28610628), (796, 26669706), (1113, 19073752), (1194, 17779804), (1272, 16689533), (1393, 15239832), (1484, 14305314), (1592, 13334853), (2226, 9536876), (2388, 8889902), (2786, 7619916), (2968, 7152657), (4179, 5079944), (4452, 4768438), (4776, 4444951), (5572, 3809958), (8358, 2539972), (8904, 2384219), (10547, 2012808), (11144, 1904979), (11981, 1771896), (16716, 1269986), (21094, 1006404), (23962, 885948), (31641, 670936), (33432, 634993), (35943, 590632), (42188, 503202), (47924, 442974), (63282, 335468), (71886, 295316), (73829, 287544), (83867, 253128), (84376, 251601), (95848, 221487), (126564, 167734), (143772, 147658)]