21053248

素因数分解:

$2^6\times {\mathrm{101}}^1\times {\mathrm{3257}}^1$

素因数の和:3370

約数の個数: 28

約数和(自身を含む): 42204132

約数和(自身を除く): 21150884

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 202, 404, 808, 1616, 3232, 3257, 6464, 6514, 13028, 26056, 52112, 104224, 208448, 328957, 657914, 1315828, 2631656, 5263312, 10526624, 21053248]

約数ペア:

[(1, 21053248), (2, 10526624), (4, 5263312), (8, 2631656), (16, 1315828), (32, 657914), (64, 328957), (101, 208448), (202, 104224), (404, 52112), (808, 26056), (1616, 13028), (3232, 6514), (3257, 6464)]