21211106

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3467}}^1$

素因数の和:3518

約数の個数: 32

約数和(自身を含む): 39951360

約数和(自身を除く): 18740254

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 133, 161, 266, 322, 437, 874, 3059, 3467, 6118, 6934, 24269, 48538, 65873, 79741, 131746, 159482, 461111, 558187, 922222, 1116374, 1515079, 3030158, 10605553, 21211106]

約数ペア:

[(1, 21211106), (2, 10605553), (7, 3030158), (14, 1515079), (19, 1116374), (23, 922222), (38, 558187), (46, 461111), (133, 159482), (161, 131746), (266, 79741), (322, 65873), (437, 48538), (874, 24269), (3059, 6934), (3467, 6118)]