21388104

素因数分解:

$2^3\times 3^3\times {\mathrm{83}}^1\times {\mathrm{1193}}^1$

素因数の和:1291

約数の個数: 64

約数和(自身を含む): 60177600

約数和(自身を除く): 38789496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 83, 108, 166, 216, 249, 332, 498, 664, 747, 996, 1193, 1494, 1992, 2241, 2386, 2988, 3579, 4482, 4772, 5976, 7158, 8964, 9544, 10737, 14316, 17928, 21474, 28632, 32211, 42948, 64422, 85896, 99019, 128844, 198038, 257688, 297057, 396076, 594114, 792152, 891171, 1188228, 1782342, 2376456, 2673513, 3564684, 5347026, 7129368, 10694052, 21388104]

約数ペア:

[(1, 21388104), (2, 10694052), (3, 7129368), (4, 5347026), (6, 3564684), (8, 2673513), (9, 2376456), (12, 1782342), (18, 1188228), (24, 891171), (27, 792152), (36, 594114), (54, 396076), (72, 297057), (83, 257688), (108, 198038), (166, 128844), (216, 99019), (249, 85896), (332, 64422), (498, 42948), (664, 32211), (747, 28632), (996, 21474), (1193, 17928), (1494, 14316), (1992, 10737), (2241, 9544), (2386, 8964), (2988, 7158), (3579, 5976), (4482, 4772)]