21451776

素因数分解:

$2^{10}\times 3^1\times {\mathrm{6983}}^1$

素因数の和:7006

約数の個数: 44

約数和(自身を含む): 57184992

約数和(自身を除く): 35733216

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1024, 1536, 3072, 6983, 13966, 20949, 27932, 41898, 55864, 83796, 111728, 167592, 223456, 335184, 446912, 670368, 893824, 1340736, 1787648, 2681472, 3575296, 5362944, 7150592, 10725888, 21451776]

約数ペア:

[(1, 21451776), (2, 10725888), (3, 7150592), (4, 5362944), (6, 3575296), (8, 2681472), (12, 1787648), (16, 1340736), (24, 893824), (32, 670368), (48, 446912), (64, 335184), (96, 223456), (128, 167592), (192, 111728), (256, 83796), (384, 55864), (512, 41898), (768, 27932), (1024, 20949), (1536, 13966), (3072, 6983)]