21624488

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{1123}}^1$

素因数の和:1241

約数の個数: 32

約数和(自身を含む): 42487200

約数和(自身を除く): 20862712

約数列:

[1, 2, 4, 8, 29, 58, 83, 116, 166, 232, 332, 664, 1123, 2246, 2407, 4492, 4814, 8984, 9628, 19256, 32567, 65134, 93209, 130268, 186418, 260536, 372836, 745672, 2703061, 5406122, 10812244, 21624488]

約数ペア:

[(1, 21624488), (2, 10812244), (4, 5406122), (8, 2703061), (29, 745672), (58, 372836), (83, 260536), (116, 186418), (166, 130268), (232, 93209), (332, 65134), (664, 32567), (1123, 19256), (2246, 9628), (2407, 8984), (4492, 4814)]