21739893

素因数分解:

$3^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{6199}}^1$

素因数の和:6376

約数の個数: 16

約数和(自身を含む): 33331200

約数和(自身を除く): 11591307

約数列:

[1, 3, 7, 21, 167, 501, 1169, 3507, 6199, 18597, 43393, 130179, 1035233, 3105699, 7246631, 21739893]

約数ペア:

[(1, 21739893), (3, 7246631), (7, 3105699), (21, 1035233), (167, 130179), (501, 43393), (1169, 18597), (3507, 6199)]