21252994785

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{271}}^1\times {\mathrm{4801}}^1$

素因数の和:5108

約数の個数: 96

約数和(自身を含む): 41692116480

約数和(自身を除く): 20439121695

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 121, 135, 165, 271, 297, 363, 495, 605, 813, 1089, 1355, 1485, 1815, 2439, 2981, 3267, 4065, 4801, 5445, 7317, 8943, 12195, 14403, 14905, 16335, 24005, 26829, 32791, 36585, 43209, 44715, 52811, 72015, 80487, 98373, 129627, 134145, 158433, 163955, 216045, 264055, 295119, 402435, 475299, 491865, 580921, 648135, 792165, 885357, 1301071, 1425897, 1475595, 1742763, 2376495, 2904605, 3903213, 4426785, 5228289, 6505355, 7129485, 8713815, 11709639, 14311781, 15684867, 19516065, 26141445, 35128917, 42935343, 58548195, 71558905, 78424335, 128806029, 157429591, 175644585, 214676715, 386418087, 472288773, 644030145, 787147955, 1416866319, 1932090435, 2361443865, 4250598957, 7084331595, 21252994785]

約数ペア:

[(1, 21252994785), (3, 7084331595), (5, 4250598957), (9, 2361443865), (11, 1932090435), (15, 1416866319), (27, 787147955), (33, 644030145), (45, 472288773), (55, 386418087), (99, 214676715), (121, 175644585), (135, 157429591), (165, 128806029), (271, 78424335), (297, 71558905), (363, 58548195), (495, 42935343), (605, 35128917), (813, 26141445), (1089, 19516065), (1355, 15684867), (1485, 14311781), (1815, 11709639), (2439, 8713815), (2981, 7129485), (3267, 6505355), (4065, 5228289), (4801, 4426785), (5445, 3903213), (7317, 2904605), (8943, 2376495), (12195, 1742763), (14403, 1475595), (14905, 1425897), (16335, 1301071), (24005, 885357), (26829, 792165), (32791, 648135), (36585, 580921), (43209, 491865), (44715, 475299), (52811, 402435), (72015, 295119), (80487, 264055), (98373, 216045), (129627, 163955), (134145, 158433)]