21504354

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{210827}}^1$

素因数の和:210849

約数の個数: 16

約数和(自身を含む): 45538848

約数和(自身を除く): 24034494

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 210827, 421654, 632481, 1264962, 3584059, 7168118, 10752177, 21504354]

約数ペア:

[(1, 21504354), (2, 10752177), (3, 7168118), (6, 3584059), (17, 1264962), (34, 632481), (51, 421654), (102, 210827)]