21463438760

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{3101653}}^1$

素因数の和:3101837

約数の個数: 32

約数和(自身を含む): 48571901640

約数和(自身を除く): 27108462880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 3101653, 6203306, 12406612, 15508265, 24813224, 31016530, 62033060, 124066120, 536585969, 1073171938, 2146343876, 2682929845, 4292687752, 5365859690, 10731719380, 21463438760]

約数ペア:

[(1, 21463438760), (2, 10731719380), (4, 5365859690), (5, 4292687752), (8, 2682929845), (10, 2146343876), (20, 1073171938), (40, 536585969), (173, 124066120), (346, 62033060), (692, 31016530), (865, 24813224), (1384, 15508265), (1730, 12406612), (3460, 6203306), (6920, 3101653)]