21578646

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{577}}^1$

素因数の和:876

約数の個数: 32

約数和(自身を含む): 45278208

約数和(自身を除く): 23699562

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 271, 542, 577, 813, 1154, 1626, 1731, 3462, 6233, 12466, 13271, 18699, 26542, 37398, 39813, 79626, 156367, 312734, 469101, 938202, 3596441, 7192882, 10789323, 21578646]

約数ペア:

[(1, 21578646), (2, 10789323), (3, 7192882), (6, 3596441), (23, 938202), (46, 469101), (69, 312734), (138, 156367), (271, 79626), (542, 39813), (577, 37398), (813, 26542), (1154, 18699), (1626, 13271), (1731, 12466), (3462, 6233)]