21142320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{88093}}^1$

素因数の和:88109

約数の個数: 40

約数和(自身を含む): 65541936

約数和(自身を除く): 44399616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 88093, 176186, 264279, 352372, 440465, 528558, 704744, 880930, 1057116, 1321395, 1409488, 1761860, 2114232, 2642790, 3523720, 4228464, 5285580, 7047440, 10571160, 21142320]

約数ペア:

[(1, 21142320), (2, 10571160), (3, 7047440), (4, 5285580), (5, 4228464), (6, 3523720), (8, 2642790), (10, 2114232), (12, 1761860), (15, 1409488), (16, 1321395), (20, 1057116), (24, 880930), (30, 704744), (40, 528558), (48, 440465), (60, 352372), (80, 264279), (120, 176186), (240, 88093)]