21739968

素因数分解:

$2^6\times 3^3\times {\mathrm{23}}^1\times {\mathrm{547}}^1$

素因数の和:591

約数の個数: 112

約数和(自身を含む): 66812160

約数和(自身を除く): 45072192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 64, 69, 72, 92, 96, 108, 138, 144, 184, 192, 207, 216, 276, 288, 368, 414, 432, 547, 552, 576, 621, 736, 828, 864, 1094, 1104, 1242, 1472, 1641, 1656, 1728, 2188, 2208, 2484, 3282, 3312, 4376, 4416, 4923, 4968, 6564, 6624, 8752, 9846, 9936, 12581, 13128, 13248, 14769, 17504, 19692, 19872, 25162, 26256, 29538, 35008, 37743, 39384, 39744, 50324, 52512, 59076, 75486, 78768, 100648, 105024, 113229, 118152, 150972, 157536, 201296, 226458, 236304, 301944, 315072, 339687, 402592, 452916, 472608, 603888, 679374, 805184, 905832, 945216, 1207776, 1358748, 1811664, 2415552, 2717496, 3623328, 5434992, 7246656, 10869984, 21739968]

約数ペア:

[(1, 21739968), (2, 10869984), (3, 7246656), (4, 5434992), (6, 3623328), (8, 2717496), (9, 2415552), (12, 1811664), (16, 1358748), (18, 1207776), (23, 945216), (24, 905832), (27, 805184), (32, 679374), (36, 603888), (46, 472608), (48, 452916), (54, 402592), (64, 339687), (69, 315072), (72, 301944), (92, 236304), (96, 226458), (108, 201296), (138, 157536), (144, 150972), (184, 118152), (192, 113229), (207, 105024), (216, 100648), (276, 78768), (288, 75486), (368, 59076), (414, 52512), (432, 50324), (547, 39744), (552, 39384), (576, 37743), (621, 35008), (736, 29538), (828, 26256), (864, 25162), (1094, 19872), (1104, 19692), (1242, 17504), (1472, 14769), (1641, 13248), (1656, 13128), (1728, 12581), (2188, 9936), (2208, 9846), (2484, 8752), (3282, 6624), (3312, 6564), (4376, 4968), (4416, 4923)]