21130752

素因数分解:

$2^9\times 3^1\times {\mathrm{13757}}^1$

素因数の和:13778

約数の個数: 40

約数和(自身を含む): 56297736

約数和(自身を除く): 35166984

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 13757, 27514, 41271, 55028, 82542, 110056, 165084, 220112, 330168, 440224, 660336, 880448, 1320672, 1760896, 2641344, 3521792, 5282688, 7043584, 10565376, 21130752]

約数ペア:

[(1, 21130752), (2, 10565376), (3, 7043584), (4, 5282688), (6, 3521792), (8, 2641344), (12, 1760896), (16, 1320672), (24, 880448), (32, 660336), (48, 440224), (64, 330168), (96, 220112), (128, 165084), (192, 110056), (256, 82542), (384, 55028), (512, 41271), (768, 27514), (1536, 13757)]