21049184450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{18131}}^1$

素因数の和:18288

約数の個数: 96

約数和(自身を含む): 46622158848

約数和(自身を除く): 25572974398

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 62, 70, 107, 155, 175, 214, 217, 310, 350, 434, 535, 749, 775, 1070, 1085, 1498, 1550, 2170, 2675, 3317, 3745, 5350, 5425, 6634, 7490, 10850, 16585, 18131, 18725, 23219, 33170, 36262, 37450, 46438, 82925, 90655, 116095, 126917, 165850, 181310, 232190, 253834, 453275, 562061, 580475, 634585, 906550, 1124122, 1160950, 1269170, 1940017, 2810305, 3172925, 3880034, 3934427, 5620610, 6345850, 7868854, 9700085, 13580119, 14051525, 19400170, 19672135, 27160238, 28103050, 39344270, 48500425, 60140527, 67900595, 97000850, 98360675, 120281054, 135801190, 196721350, 300702635, 339502975, 420983689, 601405270, 679005950, 841967378, 1503513175, 2104918445, 3007026350, 4209836890, 10524592225, 21049184450]

約数ペア:

[(1, 21049184450), (2, 10524592225), (5, 4209836890), (7, 3007026350), (10, 2104918445), (14, 1503513175), (25, 841967378), (31, 679005950), (35, 601405270), (50, 420983689), (62, 339502975), (70, 300702635), (107, 196721350), (155, 135801190), (175, 120281054), (214, 98360675), (217, 97000850), (310, 67900595), (350, 60140527), (434, 48500425), (535, 39344270), (749, 28103050), (775, 27160238), (1070, 19672135), (1085, 19400170), (1498, 14051525), (1550, 13580119), (2170, 9700085), (2675, 7868854), (3317, 6345850), (3745, 5620610), (5350, 3934427), (5425, 3880034), (6634, 3172925), (7490, 2810305), (10850, 1940017), (16585, 1269170), (18131, 1160950), (18725, 1124122), (23219, 906550), (33170, 634585), (36262, 580475), (37450, 562061), (46438, 453275), (82925, 253834), (90655, 232190), (116095, 181310), (126917, 165850)]