21784386

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{761}}^1$

素因数の和:1146

約数の個数: 32

約数和(自身を含む): 47109888

約数和(自身を除く): 25325502

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 367, 734, 761, 1101, 1522, 2202, 2283, 4566, 4771, 9542, 9893, 14313, 19786, 28626, 29679, 59358, 279287, 558574, 837861, 1675722, 3630731, 7261462, 10892193, 21784386]

約数ペア:

[(1, 21784386), (2, 10892193), (3, 7261462), (6, 3630731), (13, 1675722), (26, 837861), (39, 558574), (78, 279287), (367, 59358), (734, 29679), (761, 28626), (1101, 19786), (1522, 14313), (2202, 9893), (2283, 9542), (4566, 4771)]