21981630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1129}}^1$

素因数の和:1209

約数の個数: 64

約数和(自身を含む): 58579200

約数和(自身を除く): 36597570

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 59, 66, 110, 118, 165, 177, 295, 330, 354, 590, 649, 885, 1129, 1298, 1770, 1947, 2258, 3245, 3387, 3894, 5645, 6490, 6774, 9735, 11290, 12419, 16935, 19470, 24838, 33870, 37257, 62095, 66611, 74514, 124190, 133222, 186285, 199833, 333055, 372570, 399666, 666110, 732721, 999165, 1465442, 1998330, 2198163, 3663605, 4396326, 7327210, 10990815, 21981630]

約数ペア:

[(1, 21981630), (2, 10990815), (3, 7327210), (5, 4396326), (6, 3663605), (10, 2198163), (11, 1998330), (15, 1465442), (22, 999165), (30, 732721), (33, 666110), (55, 399666), (59, 372570), (66, 333055), (110, 199833), (118, 186285), (165, 133222), (177, 124190), (295, 74514), (330, 66611), (354, 62095), (590, 37257), (649, 33870), (885, 24838), (1129, 19470), (1298, 16935), (1770, 12419), (1947, 11290), (2258, 9735), (3245, 6774), (3387, 6490), (3894, 5645)]