21907746

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{19319}}^1$

素因数の和:19340

約数の個数: 40

約数和(自身を含む): 56105280

約数和(自身を除く): 34197534

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 19319, 38638, 57957, 115914, 135233, 173871, 270466, 347742, 405699, 521613, 811398, 1043226, 1217097, 1564839, 2434194, 3129678, 3651291, 7302582, 10953873, 21907746]

約数ペア:

[(1, 21907746), (2, 10953873), (3, 7302582), (6, 3651291), (7, 3129678), (9, 2434194), (14, 1564839), (18, 1217097), (21, 1043226), (27, 811398), (42, 521613), (54, 405699), (63, 347742), (81, 270466), (126, 173871), (162, 135233), (189, 115914), (378, 57957), (567, 38638), (1134, 19319)]