21252056

素因数分解:

$2^3\times 7^1\times {\mathrm{379501}}^1$

素因数の和:379514

約数の個数: 16

約数和(自身を含む): 45540240

約数和(自身を除く): 24288184

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 379501, 759002, 1518004, 2656507, 3036008, 5313014, 10626028, 21252056]

約数ペア:

[(1, 21252056), (2, 10626028), (4, 5313014), (7, 3036008), (8, 2656507), (14, 1518004), (28, 759002), (56, 379501)]