21000688260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{350011471}}^1$

素因数の和:350011483

約数の個数: 24

約数和(自身を含む): 58801927296

約数和(自身を除く): 37801239036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 350011471, 700022942, 1050034413, 1400045884, 1750057355, 2100068826, 3500114710, 4200137652, 5250172065, 7000229420, 10500344130, 21000688260]

約数ペア:

[(1, 21000688260), (2, 10500344130), (3, 7000229420), (4, 5250172065), (5, 4200137652), (6, 3500114710), (10, 2100068826), (12, 1750057355), (15, 1400045884), (20, 1050034413), (30, 700022942), (60, 350011471)]