2169426

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:223

約数の個数: 48

約数和(自身を含む): 5187456

約数和(自身を除く): 3018030

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 49, 94, 98, 141, 147, 157, 282, 294, 314, 329, 471, 658, 942, 987, 1099, 1974, 2198, 2303, 3297, 4606, 6594, 6909, 7379, 7693, 13818, 14758, 15386, 22137, 23079, 44274, 46158, 51653, 103306, 154959, 309918, 361571, 723142, 1084713, 2169426]

約数ペア:

[(1, 2169426), (2, 1084713), (3, 723142), (6, 361571), (7, 309918), (14, 154959), (21, 103306), (42, 51653), (47, 46158), (49, 44274), (94, 23079), (98, 22137), (141, 15386), (147, 14758), (157, 13818), (282, 7693), (294, 7379), (314, 6909), (329, 6594), (471, 4606), (658, 3297), (942, 2303), (987, 2198), (1099, 1974)]