21642272

素因数分解:

$2^5\times {\mathrm{307}}^1\times {\mathrm{2203}}^1$

素因数の和:2520

約数の個数: 24

約数和(自身を含む): 42766416

約数和(自身を除く): 21124144

約数列:

[1, 2, 4, 8, 16, 32, 307, 614, 1228, 2203, 2456, 4406, 4912, 8812, 9824, 17624, 35248, 70496, 676321, 1352642, 2705284, 5410568, 10821136, 21642272]

約数ペア:

[(1, 21642272), (2, 10821136), (4, 5410568), (8, 2705284), (16, 1352642), (32, 676321), (307, 70496), (614, 35248), (1228, 17624), (2203, 9824), (2456, 8812), (4406, 4912)]