21426794

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{503}}^1$

素因数の和:602

約数の個数: 24

約数和(自身を含む): 34564320

約数和(自身を除く): 13137526

約数列:

[1, 2, 19, 38, 59, 118, 361, 503, 722, 1006, 1121, 2242, 9557, 19114, 21299, 29677, 42598, 59354, 181583, 363166, 563863, 1127726, 10713397, 21426794]

約数ペア:

[(1, 21426794), (2, 10713397), (19, 1127726), (38, 563863), (59, 363166), (118, 181583), (361, 59354), (503, 42598), (722, 29677), (1006, 21299), (1121, 19114), (2242, 9557)]