21914140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37783}}^1$

素因数の和:37821

約数の個数: 24

約数和(自身を含む): 47607840

約数和(自身を除く): 25693700

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 37783, 75566, 151132, 188915, 377830, 755660, 1095707, 2191414, 4382828, 5478535, 10957070, 21914140]

約数ペア:

[(1, 21914140), (2, 10957070), (4, 5478535), (5, 4382828), (10, 2191414), (20, 1095707), (29, 755660), (58, 377830), (116, 188915), (145, 151132), (290, 75566), (580, 37783)]