21361304

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{167}}^1\times {\mathrm{271}}^1$

素因数の和:503

約数の個数: 32

約数和(自身を含む): 41126400

約数和(自身を除く): 19765096

約数列:

[1, 2, 4, 8, 59, 118, 167, 236, 271, 334, 472, 542, 668, 1084, 1336, 2168, 9853, 15989, 19706, 31978, 39412, 45257, 63956, 78824, 90514, 127912, 181028, 362056, 2670163, 5340326, 10680652, 21361304]

約数ペア:

[(1, 21361304), (2, 10680652), (4, 5340326), (8, 2670163), (59, 362056), (118, 181028), (167, 127912), (236, 90514), (271, 78824), (334, 63956), (472, 45257), (542, 39412), (668, 31978), (1084, 19706), (1336, 15989), (2168, 9853)]