421772936

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{21013}}^1$

素因数の和:21225

約数の個数: 32

約数和(自身を含む): 856110360

約数和(自身を除く): 434337424

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193, 386, 772, 1544, 2509, 5018, 10036, 20072, 21013, 42026, 84052, 168104, 273169, 546338, 1092676, 2185352, 4055509, 8111018, 16222036, 32444072, 52721617, 105443234, 210886468, 421772936]

約数ペア:

[(1, 421772936), (2, 210886468), (4, 105443234), (8, 52721617), (13, 32444072), (26, 16222036), (52, 8111018), (104, 4055509), (193, 2185352), (386, 1092676), (772, 546338), (1544, 273169), (2509, 168104), (5018, 84052), (10036, 42026), (20072, 21013)]