21917350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4817}}^1$

素因数の和:4849

約数の個数: 48

約数和(自身を含む): 50184288

約数和(自身を除く): 28266938

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 910, 2275, 4550, 4817, 9634, 24085, 33719, 48170, 62621, 67438, 120425, 125242, 168595, 240850, 313105, 337190, 438347, 626210, 842975, 876694, 1565525, 1685950, 2191735, 3131050, 4383470, 10958675, 21917350]

約数ペア:

[(1, 21917350), (2, 10958675), (5, 4383470), (7, 3131050), (10, 2191735), (13, 1685950), (14, 1565525), (25, 876694), (26, 842975), (35, 626210), (50, 438347), (65, 337190), (70, 313105), (91, 240850), (130, 168595), (175, 125242), (182, 120425), (325, 67438), (350, 62621), (455, 48170), (650, 33719), (910, 24085), (2275, 9634), (4550, 4817)]