21318144

素因数分解:

$2^9\times 3^1\times {\mathrm{13879}}^1$

素因数の和:13900

約数の個数: 40

約数和(自身を含む): 56796960

約数和(自身を除く): 35478816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 13879, 27758, 41637, 55516, 83274, 111032, 166548, 222064, 333096, 444128, 666192, 888256, 1332384, 1776512, 2664768, 3553024, 5329536, 7106048, 10659072, 21318144]

約数ペア:

[(1, 21318144), (2, 10659072), (3, 7106048), (4, 5329536), (6, 3553024), (8, 2664768), (12, 1776512), (16, 1332384), (24, 888256), (32, 666192), (48, 444128), (64, 333096), (96, 222064), (128, 166548), (192, 111032), (256, 83274), (384, 55516), (512, 41637), (768, 27758), (1536, 13879)]