21726108

素因数分解:

$2^2\times 3^2\times {\mathrm{603503}}^1$

素因数の和:603513

約数の個数: 18

約数和(自身を含む): 54918864

約数和(自身を除く): 33192756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 603503, 1207006, 1810509, 2414012, 3621018, 5431527, 7242036, 10863054, 21726108]

約数ペア:

[(1, 21726108), (2, 10863054), (3, 7242036), (4, 5431527), (6, 3621018), (9, 2414012), (12, 1810509), (18, 1207006), (36, 603503)]