21129670

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^2\times {\mathrm{607}}^1$

素因数の和:732

約数の個数: 24

約数和(自身を含む): 38752704

約数和(自身を除く): 17623034

約数列:

[1, 2, 5, 10, 59, 118, 295, 590, 607, 1214, 3035, 3481, 6070, 6962, 17405, 34810, 35813, 71626, 179065, 358130, 2112967, 4225934, 10564835, 21129670]

約数ペア:

[(1, 21129670), (2, 10564835), (5, 4225934), (10, 2112967), (59, 358130), (118, 179065), (295, 71626), (590, 35813), (607, 34810), (1214, 17405), (3035, 6962), (3481, 6070)]