21862008

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{761}}^1$

素因数の和:802

約数の個数: 128

約数和(自身を含む): 73152000

約数和(自身を除く): 51289992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 72, 76, 84, 108, 114, 126, 133, 152, 168, 171, 189, 216, 228, 252, 266, 342, 378, 399, 456, 504, 513, 532, 684, 756, 761, 798, 1026, 1064, 1197, 1368, 1512, 1522, 1596, 2052, 2283, 2394, 3044, 3192, 3591, 4104, 4566, 4788, 5327, 6088, 6849, 7182, 9132, 9576, 10654, 13698, 14364, 14459, 15981, 18264, 20547, 21308, 27396, 28728, 28918, 31962, 41094, 42616, 43377, 47943, 54792, 57836, 63924, 82188, 86754, 95886, 101213, 115672, 127848, 130131, 143829, 164376, 173508, 191772, 202426, 260262, 287658, 303639, 347016, 383544, 390393, 404852, 520524, 575316, 607278, 780786, 809704, 910917, 1041048, 1150632, 1214556, 1561572, 1821834, 2429112, 2732751, 3123144, 3643668, 5465502, 7287336, 10931004, 21862008]

約数ペア:

[(1, 21862008), (2, 10931004), (3, 7287336), (4, 5465502), (6, 3643668), (7, 3123144), (8, 2732751), (9, 2429112), (12, 1821834), (14, 1561572), (18, 1214556), (19, 1150632), (21, 1041048), (24, 910917), (27, 809704), (28, 780786), (36, 607278), (38, 575316), (42, 520524), (54, 404852), (56, 390393), (57, 383544), (63, 347016), (72, 303639), (76, 287658), (84, 260262), (108, 202426), (114, 191772), (126, 173508), (133, 164376), (152, 143829), (168, 130131), (171, 127848), (189, 115672), (216, 101213), (228, 95886), (252, 86754), (266, 82188), (342, 63924), (378, 57836), (399, 54792), (456, 47943), (504, 43377), (513, 42616), (532, 41094), (684, 31962), (756, 28918), (761, 28728), (798, 27396), (1026, 21308), (1064, 20547), (1197, 18264), (1368, 15981), (1512, 14459), (1522, 14364), (1596, 13698), (2052, 10654), (2283, 9576), (2394, 9132), (3044, 7182), (3192, 6849), (3591, 6088), (4104, 5327), (4566, 4788)]