21225498

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{505369}}^1$

素因数の和:505381

約数の個数: 16

約数和(自身を含む): 48515520

約数和(自身を除く): 27290022

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 505369, 1010738, 1516107, 3032214, 3537583, 7075166, 10612749, 21225498]

約数ペア:

[(1, 21225498), (2, 10612749), (3, 7075166), (6, 3537583), (7, 3032214), (14, 1516107), (21, 1010738), (42, 505369)]