21318936

素因数分解:

$2^3\times 3^1\times {\mathrm{251}}^1\times {\mathrm{3539}}^1$

素因数の和:3799

約数の個数: 32

約数和(自身を含む): 53524800

約数和(自身を除く): 32205864

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 251, 502, 753, 1004, 1506, 2008, 3012, 3539, 6024, 7078, 10617, 14156, 21234, 28312, 42468, 84936, 888289, 1776578, 2664867, 3553156, 5329734, 7106312, 10659468, 21318936]

約数ペア:

[(1, 21318936), (2, 10659468), (3, 7106312), (4, 5329734), (6, 3553156), (8, 2664867), (12, 1776578), (24, 888289), (251, 84936), (502, 42468), (753, 28312), (1004, 21234), (1506, 14156), (2008, 10617), (3012, 7078), (3539, 6024)]