21943804

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{1031}}^1$

素因数の和:1365

約数の個数: 24

約数和(自身を含む): 40830048

約数和(自身を除く): 18886244

約数列:

[1, 2, 4, 17, 34, 68, 313, 626, 1031, 1252, 2062, 4124, 5321, 10642, 17527, 21284, 35054, 70108, 322703, 645406, 1290812, 5485951, 10971902, 21943804]

約数ペア:

[(1, 21943804), (2, 10971902), (4, 5485951), (17, 1290812), (34, 645406), (68, 322703), (313, 70108), (626, 35054), (1031, 21284), (1252, 17527), (2062, 10642), (4124, 5321)]