21349020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4621}}^1$

素因数の和:4651

約数の個数: 96

約数和(自身を含む): 74543616

約数和(自身を除く): 53194596

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 4621, 9242, 13863, 18484, 23105, 27726, 32347, 46210, 50831, 55452, 64694, 69315, 92420, 97041, 101662, 129388, 138630, 152493, 161735, 194082, 203324, 254155, 277260, 304986, 323470, 355817, 388164, 485205, 508310, 609972, 646940, 711634, 762465, 970410, 1016620, 1067451, 1423268, 1524930, 1779085, 1940820, 2134902, 3049860, 3558170, 4269804, 5337255, 7116340, 10674510, 21349020]

約数ペア:

[(1, 21349020), (2, 10674510), (3, 7116340), (4, 5337255), (5, 4269804), (6, 3558170), (7, 3049860), (10, 2134902), (11, 1940820), (12, 1779085), (14, 1524930), (15, 1423268), (20, 1067451), (21, 1016620), (22, 970410), (28, 762465), (30, 711634), (33, 646940), (35, 609972), (42, 508310), (44, 485205), (55, 388164), (60, 355817), (66, 323470), (70, 304986), (77, 277260), (84, 254155), (105, 203324), (110, 194082), (132, 161735), (140, 152493), (154, 138630), (165, 129388), (210, 101662), (220, 97041), (231, 92420), (308, 69315), (330, 64694), (385, 55452), (420, 50831), (462, 46210), (660, 32347), (770, 27726), (924, 23105), (1155, 18484), (1540, 13863), (2310, 9242), (4620, 4621)]