21353934

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{751}}^1$

素因数の和:1440

約数の個数: 32

約数和(自身を含む): 48946176

約数和(自身を除く): 27592242

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 677, 751, 1354, 1502, 2031, 2253, 4062, 4506, 4739, 5257, 9478, 10514, 14217, 15771, 28434, 31542, 508427, 1016854, 1525281, 3050562, 3558989, 7117978, 10676967, 21353934]

約数ペア:

[(1, 21353934), (2, 10676967), (3, 7117978), (6, 3558989), (7, 3050562), (14, 1525281), (21, 1016854), (42, 508427), (677, 31542), (751, 28434), (1354, 15771), (1502, 14217), (2031, 10514), (2253, 9478), (4062, 5257), (4506, 4739)]