21979146

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{74759}}^1$

素因数の和:74778

約数の個数: 24

約数和(自身を含む): 51135840

約数和(自身を除く): 29156694

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 74759, 149518, 224277, 448554, 523313, 1046626, 1569939, 3139878, 3663191, 7326382, 10989573, 21979146]

約数ペア:

[(1, 21979146), (2, 10989573), (3, 7326382), (6, 3663191), (7, 3139878), (14, 1569939), (21, 1046626), (42, 523313), (49, 448554), (98, 224277), (147, 149518), (294, 74759)]