22197861

素因数分解:

$3^3\times 7^1\times {\mathrm{257}}^1\times {\mathrm{457}}^1$

素因数の和:730

約数の個数: 32

約数和(自身を含む): 37812480

約数和(自身を除く): 15614619

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 257, 457, 771, 1371, 1799, 2313, 3199, 4113, 5397, 6939, 9597, 12339, 16191, 28791, 48573, 86373, 117449, 352347, 822143, 1057041, 2466429, 3171123, 7399287, 22197861]

約数ペア:

[(1, 22197861), (3, 7399287), (7, 3171123), (9, 2466429), (21, 1057041), (27, 822143), (63, 352347), (189, 117449), (257, 86373), (457, 48573), (771, 28791), (1371, 16191), (1799, 12339), (2313, 9597), (3199, 6939), (4113, 5397)]