21024108

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4391}}^1$

素因数の和:4427

約数の個数: 72

約数和(自身を含む): 63947520

約数和(自身を除く): 42923412

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4391, 4788, 8782, 13173, 17564, 26346, 30737, 39519, 52692, 61474, 79038, 83429, 92211, 122948, 158076, 166858, 184422, 250287, 276633, 333716, 368844, 500574, 553266, 584003, 750861, 1001148, 1106532, 1168006, 1501722, 1752009, 2336012, 3003444, 3504018, 5256027, 7008036, 10512054, 21024108]

約数ペア:

[(1, 21024108), (2, 10512054), (3, 7008036), (4, 5256027), (6, 3504018), (7, 3003444), (9, 2336012), (12, 1752009), (14, 1501722), (18, 1168006), (19, 1106532), (21, 1001148), (28, 750861), (36, 584003), (38, 553266), (42, 500574), (57, 368844), (63, 333716), (76, 276633), (84, 250287), (114, 184422), (126, 166858), (133, 158076), (171, 122948), (228, 92211), (252, 83429), (266, 79038), (342, 61474), (399, 52692), (532, 39519), (684, 30737), (798, 26346), (1197, 17564), (1596, 13173), (2394, 8782), (4391, 4788)]