21818218859

素因数分解:

${\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{919}}^1\times {\mathrm{2971}}^1$

素因数の和:4082

約数の個数: 16

約数和(自身を含む): 22377020160

約数和(自身を除く): 558801301

約数列:

[1, 61, 131, 919, 2971, 7991, 56059, 120389, 181231, 389201, 2730349, 7343729, 23741261, 166551289, 357675719, 21818218859]

約数ペア:

[(1, 21818218859), (61, 357675719), (131, 166551289), (919, 23741261), (2971, 7343729), (7991, 2730349), (56059, 389201), (120389, 181231)]