21064704

素因数分解:

$2^{10}\times 3^1\times {\mathrm{6857}}^1$

素因数の和:6880

約数の個数: 44

約数和(自身を含む): 56153304

約数和(自身を除く): 35088600

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, 6857, 13714, 20571, 27428, 41142, 54856, 82284, 109712, 164568, 219424, 329136, 438848, 658272, 877696, 1316544, 1755392, 2633088, 3510784, 5266176, 7021568, 10532352, 21064704]

約数ペア:

[(1, 21064704), (2, 10532352), (3, 7021568), (4, 5266176), (6, 3510784), (8, 2633088), (12, 1755392), (16, 1316544), (24, 877696), (32, 658272), (48, 438848), (64, 329136), (96, 219424), (128, 164568), (192, 109712), (256, 82284), (384, 54856), (512, 41142), (768, 27428), (1024, 20571), (1536, 13714), (3072, 6857)]