21924171

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:467

約数の個数: 24

約数和(自身を含む): 32460480

約数和(自身を除く): 10536309

約数列:

[1, 3, 9, 89, 101, 267, 271, 303, 801, 813, 909, 2439, 8989, 24119, 26967, 27371, 72357, 80901, 82113, 217071, 246339, 2436019, 7308057, 21924171]

約数ペア:

[(1, 21924171), (3, 7308057), (9, 2436019), (89, 246339), (101, 217071), (267, 82113), (271, 80901), (303, 72357), (801, 27371), (813, 26967), (909, 24119), (2439, 8989)]