21380804565

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{383}}^1\times {\mathrm{44839}}^1$

素因数の和:45313

約数の個数: 32

約数和(自身を含む): 34712616960

約数和(自身を除く): 13331812395

約数列:

[1, 3, 5, 15, 83, 249, 383, 415, 1149, 1245, 1915, 5745, 31789, 44839, 95367, 134517, 158945, 224195, 476835, 672585, 3721637, 11164911, 17173337, 18608185, 51520011, 55824555, 85866685, 257600055, 1425386971, 4276160913, 7126934855, 21380804565]

約数ペア:

[(1, 21380804565), (3, 7126934855), (5, 4276160913), (15, 1425386971), (83, 257600055), (249, 85866685), (383, 55824555), (415, 51520011), (1149, 18608185), (1245, 17173337), (1915, 11164911), (5745, 3721637), (31789, 672585), (44839, 476835), (95367, 224195), (134517, 158945)]