21675402

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{172027}}^1$

素因数の和:172042

約数の個数: 24

約数和(自身を含む): 53672736

約数和(自身を除く): 31997334

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 172027, 344054, 516081, 1032162, 1204189, 1548243, 2408378, 3096486, 3612567, 7225134, 10837701, 21675402]

約数ペア:

[(1, 21675402), (2, 10837701), (3, 7225134), (6, 3612567), (7, 3096486), (9, 2408378), (14, 1548243), (18, 1204189), (21, 1032162), (42, 516081), (63, 344054), (126, 172027)]