21520884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23291}}^1$

素因数の和:23316

約数の個数: 48

約数和(自身を含む): 62608896

約数和(自身を除く): 41088012

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 23291, 46582, 69873, 93164, 139746, 163037, 256201, 279492, 326074, 489111, 512402, 652148, 768603, 978222, 1024804, 1537206, 1793407, 1956444, 3074412, 3586814, 5380221, 7173628, 10760442, 21520884]

約数ペア:

[(1, 21520884), (2, 10760442), (3, 7173628), (4, 5380221), (6, 3586814), (7, 3074412), (11, 1956444), (12, 1793407), (14, 1537206), (21, 1024804), (22, 978222), (28, 768603), (33, 652148), (42, 512402), (44, 489111), (66, 326074), (77, 279492), (84, 256201), (132, 163037), (154, 139746), (231, 93164), (308, 69873), (462, 46582), (924, 23291)]