21301620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{355027}}^1$

素因数の和:355039

約数の個数: 24

約数和(自身を含む): 59644704

約数和(自身を除く): 38343084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 355027, 710054, 1065081, 1420108, 1775135, 2130162, 3550270, 4260324, 5325405, 7100540, 10650810, 21301620]

約数ペア:

[(1, 21301620), (2, 10650810), (3, 7100540), (4, 5325405), (5, 4260324), (6, 3550270), (10, 2130162), (12, 1775135), (15, 1420108), (20, 1065081), (30, 710054), (60, 355027)]