21379638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{6133}}^1$

素因数の和:6228

約数の個数: 32

約数和(自身を含む): 49464576

約数和(自身を除く): 28084938

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 83, 166, 249, 498, 581, 1162, 1743, 3486, 6133, 12266, 18399, 36798, 42931, 85862, 128793, 257586, 509039, 1018078, 1527117, 3054234, 3563273, 7126546, 10689819, 21379638]

約数ペア:

[(1, 21379638), (2, 10689819), (3, 7126546), (6, 3563273), (7, 3054234), (14, 1527117), (21, 1018078), (42, 509039), (83, 257586), (166, 128793), (249, 85862), (498, 42931), (581, 36798), (1162, 18399), (1743, 12266), (3486, 6133)]