21889908

素因数分解:

$2^2\times 3^2\times {\mathrm{113}}^1\times {\mathrm{5381}}^1$

素因数の和:5504

約数の個数: 36

約数和(自身を含む): 55832868

約数和(自身を除く): 33942960

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 113, 226, 339, 452, 678, 1017, 1356, 2034, 4068, 5381, 10762, 16143, 21524, 32286, 48429, 64572, 96858, 193716, 608053, 1216106, 1824159, 2432212, 3648318, 5472477, 7296636, 10944954, 21889908]

約数ペア:

[(1, 21889908), (2, 10944954), (3, 7296636), (4, 5472477), (6, 3648318), (9, 2432212), (12, 1824159), (18, 1216106), (36, 608053), (113, 193716), (226, 96858), (339, 64572), (452, 48429), (678, 32286), (1017, 21524), (1356, 16143), (2034, 10762), (4068, 5381)]