21447168

素因数分解:

$2^9\times 3^1\times {\mathrm{13963}}^1$

素因数の和:13984

約数の個数: 40

約数和(自身を含む): 57140688

約数和(自身を除く): 35693520

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 13963, 27926, 41889, 55852, 83778, 111704, 167556, 223408, 335112, 446816, 670224, 893632, 1340448, 1787264, 2680896, 3574528, 5361792, 7149056, 10723584, 21447168]

約数ペア:

[(1, 21447168), (2, 10723584), (3, 7149056), (4, 5361792), (6, 3574528), (8, 2680896), (12, 1787264), (16, 1340448), (24, 893632), (32, 670224), (48, 446816), (64, 335112), (96, 223408), (128, 167556), (192, 111704), (256, 83778), (384, 55852), (512, 41889), (768, 27926), (1536, 13963)]