21223648432

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{50627}}^1$

素因数の和:50858

約数の個数: 80

約数和(自身を含む): 49720746240

約数和(自身を除く): 28497097808

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 197, 266, 304, 394, 532, 788, 1064, 1379, 1576, 2128, 2758, 3152, 3743, 5516, 7486, 11032, 14972, 22064, 26201, 29944, 50627, 52402, 59888, 101254, 104804, 202508, 209608, 354389, 405016, 419216, 708778, 810032, 961913, 1417556, 1923826, 2835112, 3847652, 5670224, 6733391, 7695304, 9973519, 13466782, 15390608, 19947038, 26933564, 39894076, 53867128, 69814633, 79788152, 107734256, 139629266, 159576304, 189496861, 279258532, 378993722, 558517064, 757987444, 1117034128, 1326478027, 1515974888, 2652956054, 3031949776, 5305912108, 10611824216, 21223648432]

約数ペア:

[(1, 21223648432), (2, 10611824216), (4, 5305912108), (7, 3031949776), (8, 2652956054), (14, 1515974888), (16, 1326478027), (19, 1117034128), (28, 757987444), (38, 558517064), (56, 378993722), (76, 279258532), (112, 189496861), (133, 159576304), (152, 139629266), (197, 107734256), (266, 79788152), (304, 69814633), (394, 53867128), (532, 39894076), (788, 26933564), (1064, 19947038), (1379, 15390608), (1576, 13466782), (2128, 9973519), (2758, 7695304), (3152, 6733391), (3743, 5670224), (5516, 3847652), (7486, 2835112), (11032, 1923826), (14972, 1417556), (22064, 961913), (26201, 810032), (29944, 708778), (50627, 419216), (52402, 405016), (59888, 354389), (101254, 209608), (104804, 202508)]