21471696

素因数分解:

$2^4\times 3^3\times {\mathrm{23}}^1\times {\mathrm{2161}}^1$

素因数の和:2201

約数の個数: 80

約数和(自身を含む): 64341120

約数和(自身を除く): 42869424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 69, 72, 92, 108, 138, 144, 184, 207, 216, 276, 368, 414, 432, 552, 621, 828, 1104, 1242, 1656, 2161, 2484, 3312, 4322, 4968, 6483, 8644, 9936, 12966, 17288, 19449, 25932, 34576, 38898, 49703, 51864, 58347, 77796, 99406, 103728, 116694, 149109, 155592, 198812, 233388, 298218, 311184, 397624, 447327, 466776, 596436, 795248, 894654, 933552, 1192872, 1341981, 1789308, 2385744, 2683962, 3578616, 5367924, 7157232, 10735848, 21471696]

約数ペア:

[(1, 21471696), (2, 10735848), (3, 7157232), (4, 5367924), (6, 3578616), (8, 2683962), (9, 2385744), (12, 1789308), (16, 1341981), (18, 1192872), (23, 933552), (24, 894654), (27, 795248), (36, 596436), (46, 466776), (48, 447327), (54, 397624), (69, 311184), (72, 298218), (92, 233388), (108, 198812), (138, 155592), (144, 149109), (184, 116694), (207, 103728), (216, 99406), (276, 77796), (368, 58347), (414, 51864), (432, 49703), (552, 38898), (621, 34576), (828, 25932), (1104, 19449), (1242, 17288), (1656, 12966), (2161, 9936), (2484, 8644), (3312, 6483), (4322, 4968)]