21425084

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{9721}}^1$

素因数の和:9773

約数の個数: 24

約数和(自身を含む): 40832400

約数和(自身を除く): 19407316

約数列:

[1, 2, 4, 19, 29, 38, 58, 76, 116, 551, 1102, 2204, 9721, 19442, 38884, 184699, 281909, 369398, 563818, 738796, 1127636, 5356271, 10712542, 21425084]

約数ペア:

[(1, 21425084), (2, 10712542), (4, 5356271), (19, 1127636), (29, 738796), (38, 563818), (58, 369398), (76, 281909), (116, 184699), (551, 38884), (1102, 19442), (2204, 9721)]