21616512

素因数分解:

$2^7\times 3^1\times {\mathrm{41}}^1\times {\mathrm{1373}}^1$

素因数の和:1431

約数の個数: 64

約数和(自身を含む): 58862160

約数和(自身を除く): 37245648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 128, 164, 192, 246, 328, 384, 492, 656, 984, 1312, 1373, 1968, 2624, 2746, 3936, 4119, 5248, 5492, 7872, 8238, 10984, 15744, 16476, 21968, 32952, 43936, 56293, 65904, 87872, 112586, 131808, 168879, 175744, 225172, 263616, 337758, 450344, 527232, 675516, 900688, 1351032, 1801376, 2702064, 3602752, 5404128, 7205504, 10808256, 21616512]

約数ペア:

[(1, 21616512), (2, 10808256), (3, 7205504), (4, 5404128), (6, 3602752), (8, 2702064), (12, 1801376), (16, 1351032), (24, 900688), (32, 675516), (41, 527232), (48, 450344), (64, 337758), (82, 263616), (96, 225172), (123, 175744), (128, 168879), (164, 131808), (192, 112586), (246, 87872), (328, 65904), (384, 56293), (492, 43936), (656, 32952), (984, 21968), (1312, 16476), (1373, 15744), (1968, 10984), (2624, 8238), (2746, 7872), (3936, 5492), (4119, 5248)]