21902692

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{19079}}^1$

素因数の和:19131

約数の個数: 24

約数和(自身を含む): 44876160

約数和(自身を除く): 22973468

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 19079, 38158, 76316, 133553, 267106, 534212, 782239, 1564478, 3128956, 5475673, 10951346, 21902692]

約数ペア:

[(1, 21902692), (2, 10951346), (4, 5475673), (7, 3128956), (14, 1564478), (28, 782239), (41, 534212), (82, 267106), (164, 133553), (287, 76316), (574, 38158), (1148, 19079)]