16978668

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{202127}}^1$

素因数の和:202141

約数の個数: 24

約数和(自身を含む): 45276672

約数和(自身を除く): 28298004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 202127, 404254, 606381, 808508, 1212762, 1414889, 2425524, 2829778, 4244667, 5659556, 8489334, 16978668]

約数ペア:

[(1, 16978668), (2, 8489334), (3, 5659556), (4, 4244667), (6, 2829778), (7, 2425524), (12, 1414889), (14, 1212762), (21, 808508), (28, 606381), (42, 404254), (84, 202127)]