21224144

素因数分解:

$2^4\times {\mathrm{643}}^1\times {\mathrm{2063}}^1$

素因数の和:2714

約数の個数: 20

約数和(自身を含む): 41205696

約数和(自身を除く): 19981552

約数列:

[1, 2, 4, 8, 16, 643, 1286, 2063, 2572, 4126, 5144, 8252, 10288, 16504, 33008, 1326509, 2653018, 5306036, 10612072, 21224144]

約数ペア:

[(1, 21224144), (2, 10612072), (4, 5306036), (8, 2653018), (16, 1326509), (643, 33008), (1286, 16504), (2063, 10288), (2572, 8252), (4126, 5144)]