21352060

素因数分解:

$2^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{2909}}^1$

素因数の和:3285

約数の個数: 24

約数和(自身を含む): 44976960

約数和(自身を除く): 23624900

約数列:

[1, 2, 4, 5, 10, 20, 367, 734, 1468, 1835, 2909, 3670, 5818, 7340, 11636, 14545, 29090, 58180, 1067603, 2135206, 4270412, 5338015, 10676030, 21352060]

約数ペア:

[(1, 21352060), (2, 10676030), (4, 5338015), (5, 4270412), (10, 2135206), (20, 1067603), (367, 58180), (734, 29090), (1468, 14545), (1835, 11636), (2909, 7340), (3670, 5818)]