21915416

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{94463}}^1$

素因数の和:94498

約数の個数: 16

約数和(自身を含む): 42508800

約数和(自身を除く): 20593384

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 94463, 188926, 377852, 755704, 2739427, 5478854, 10957708, 21915416]

約数ペア:

[(1, 21915416), (2, 10957708), (4, 5478854), (8, 2739427), (29, 755704), (58, 377852), (116, 188926), (232, 94463)]