21603436

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{563}}^1$

素因数の和:801

約数の個数: 24

約数和(自身を含む): 38800944

約数和(自身を除く): 17197508

約数列:

[1, 2, 4, 53, 106, 181, 212, 362, 563, 724, 1126, 2252, 9593, 19186, 29839, 38372, 59678, 101903, 119356, 203806, 407612, 5400859, 10801718, 21603436]

約数ペア:

[(1, 21603436), (2, 10801718), (4, 5400859), (53, 407612), (106, 203806), (181, 119356), (212, 101903), (362, 59678), (563, 38372), (724, 29839), (1126, 19186), (2252, 9593)]