21842601981

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{631}}^1\times {\mathrm{2521}}^1$

素因数の和:3377

約数の個数: 32

約数和(自身を含む): 30602956800

約数和(自身を除く): 8760354819

約数列:

[1, 3, 23, 69, 199, 597, 631, 1893, 2521, 4577, 7563, 13731, 14513, 43539, 57983, 125569, 173949, 376707, 501679, 1505037, 1590751, 2888087, 4772253, 8664261, 11538617, 34615851, 36587273, 109761819, 316559449, 949678347, 7280867327, 21842601981]

約数ペア:

[(1, 21842601981), (3, 7280867327), (23, 949678347), (69, 316559449), (199, 109761819), (597, 36587273), (631, 34615851), (1893, 11538617), (2521, 8664261), (4577, 4772253), (7563, 2888087), (13731, 1590751), (14513, 1505037), (43539, 501679), (57983, 376707), (125569, 173949)]