21088788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{251057}}^1$

素因数の和:251071

約数の個数: 24

約数和(自身を含む): 56236992

約数和(自身を除く): 35148204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 251057, 502114, 753171, 1004228, 1506342, 1757399, 3012684, 3514798, 5272197, 7029596, 10544394, 21088788]

約数ペア:

[(1, 21088788), (2, 10544394), (3, 7029596), (4, 5272197), (6, 3514798), (7, 3012684), (12, 1757399), (14, 1506342), (21, 1004228), (28, 753171), (42, 502114), (84, 251057)]