21020328

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{233}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 65707200

約数和(自身を除く): 44686872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 179, 233, 252, 358, 466, 504, 537, 699, 716, 932, 1074, 1253, 1398, 1432, 1611, 1631, 1864, 2097, 2148, 2506, 2796, 3222, 3262, 3759, 4194, 4296, 4893, 5012, 5592, 6444, 6524, 7518, 8388, 9786, 10024, 11277, 12888, 13048, 14679, 15036, 16776, 19572, 22554, 29358, 30072, 39144, 41707, 45108, 58716, 83414, 90216, 117432, 125121, 166828, 250242, 291949, 333656, 375363, 500484, 583898, 750726, 875847, 1000968, 1167796, 1501452, 1751694, 2335592, 2627541, 3002904, 3503388, 5255082, 7006776, 10510164, 21020328]

約数ペア:

[(1, 21020328), (2, 10510164), (3, 7006776), (4, 5255082), (6, 3503388), (7, 3002904), (8, 2627541), (9, 2335592), (12, 1751694), (14, 1501452), (18, 1167796), (21, 1000968), (24, 875847), (28, 750726), (36, 583898), (42, 500484), (56, 375363), (63, 333656), (72, 291949), (84, 250242), (126, 166828), (168, 125121), (179, 117432), (233, 90216), (252, 83414), (358, 58716), (466, 45108), (504, 41707), (537, 39144), (699, 30072), (716, 29358), (932, 22554), (1074, 19572), (1253, 16776), (1398, 15036), (1432, 14679), (1611, 13048), (1631, 12888), (1864, 11277), (2097, 10024), (2148, 9786), (2506, 8388), (2796, 7518), (3222, 6524), (3262, 6444), (3759, 5592), (4194, 5012), (4296, 4893)]