21062912

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{6329}}^1$

素因数の和:6358

約数の個数: 36

約数和(自身を含む): 45284820

約数和(自身を除く): 24221908

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 6329, 12658, 25316, 50632, 82277, 101264, 164554, 202528, 329108, 405056, 658216, 810112, 1316432, 1620224, 2632864, 5265728, 10531456, 21062912]

約数ペア:

[(1, 21062912), (2, 10531456), (4, 5265728), (8, 2632864), (13, 1620224), (16, 1316432), (26, 810112), (32, 658216), (52, 405056), (64, 329108), (104, 202528), (128, 164554), (208, 101264), (256, 82277), (416, 50632), (832, 25316), (1664, 12658), (3328, 6329)]