21510354

素因数分解:

$2^1\times 3^1\times {\mathrm{271}}^1\times {\mathrm{13229}}^1$

素因数の和:13505

約数の個数: 16

約数和(自身を含む): 43182720

約数和(自身を除く): 21672366

約数列:

[1, 2, 3, 6, 271, 542, 813, 1626, 13229, 26458, 39687, 79374, 3585059, 7170118, 10755177, 21510354]

約数ペア:

[(1, 21510354), (2, 10755177), (3, 7170118), (6, 3585059), (271, 79374), (542, 39687), (813, 26458), (1626, 13229)]