21446856

素因数分解:

$2^3\times 3^4\times {\mathrm{23}}^1\times {\mathrm{1439}}^1$

素因数の和:1480

約数の個数: 80

約数和(自身を含む): 62726400

約数和(自身を除く): 41279544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 81, 92, 108, 138, 162, 184, 207, 216, 276, 324, 414, 552, 621, 648, 828, 1242, 1439, 1656, 1863, 2484, 2878, 3726, 4317, 4968, 5756, 7452, 8634, 11512, 12951, 14904, 17268, 25902, 33097, 34536, 38853, 51804, 66194, 77706, 99291, 103608, 116559, 132388, 155412, 198582, 233118, 264776, 297873, 310824, 397164, 466236, 595746, 794328, 893619, 932472, 1191492, 1787238, 2382984, 2680857, 3574476, 5361714, 7148952, 10723428, 21446856]

約数ペア:

[(1, 21446856), (2, 10723428), (3, 7148952), (4, 5361714), (6, 3574476), (8, 2680857), (9, 2382984), (12, 1787238), (18, 1191492), (23, 932472), (24, 893619), (27, 794328), (36, 595746), (46, 466236), (54, 397164), (69, 310824), (72, 297873), (81, 264776), (92, 233118), (108, 198582), (138, 155412), (162, 132388), (184, 116559), (207, 103608), (216, 99291), (276, 77706), (324, 66194), (414, 51804), (552, 38853), (621, 34536), (648, 33097), (828, 25902), (1242, 17268), (1439, 14904), (1656, 12951), (1863, 11512), (2484, 8634), (2878, 7452), (3726, 5756), (4317, 4968)]