21000751872

素因数分解:

$2^8\times 3^1\times {\mathrm{27344729}}^1$

素因数の和:27344748

約数の個数: 36

約数和(自身を含む): 55892628120

約数和(自身を除く): 34891876248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 768, 27344729, 54689458, 82034187, 109378916, 164068374, 218757832, 328136748, 437515664, 656273496, 875031328, 1312546992, 1750062656, 2625093984, 3500125312, 5250187968, 7000250624, 10500375936, 21000751872]

約数ペア:

[(1, 21000751872), (2, 10500375936), (3, 7000250624), (4, 5250187968), (6, 3500125312), (8, 2625093984), (12, 1750062656), (16, 1312546992), (24, 875031328), (32, 656273496), (48, 437515664), (64, 328136748), (96, 218757832), (128, 164068374), (192, 109378916), (256, 82034187), (384, 54689458), (768, 27344729)]