21543390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{463}}^1$

素因数の和:534

約数の個数: 96

約数和(自身を含む): 62539776

約数和(自身を除く): 40996386

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 47, 55, 66, 90, 94, 99, 110, 141, 165, 198, 235, 282, 330, 423, 463, 470, 495, 517, 705, 846, 926, 990, 1034, 1389, 1410, 1551, 2115, 2315, 2585, 2778, 3102, 4167, 4230, 4630, 4653, 5093, 5170, 6945, 7755, 8334, 9306, 10186, 13890, 15279, 15510, 20835, 21761, 23265, 25465, 30558, 41670, 43522, 45837, 46530, 50930, 65283, 76395, 91674, 108805, 130566, 152790, 195849, 217610, 229185, 239371, 326415, 391698, 458370, 478742, 652830, 718113, 979245, 1196855, 1436226, 1958490, 2154339, 2393710, 3590565, 4308678, 7181130, 10771695, 21543390]

約数ペア:

[(1, 21543390), (2, 10771695), (3, 7181130), (5, 4308678), (6, 3590565), (9, 2393710), (10, 2154339), (11, 1958490), (15, 1436226), (18, 1196855), (22, 979245), (30, 718113), (33, 652830), (45, 478742), (47, 458370), (55, 391698), (66, 326415), (90, 239371), (94, 229185), (99, 217610), (110, 195849), (141, 152790), (165, 130566), (198, 108805), (235, 91674), (282, 76395), (330, 65283), (423, 50930), (463, 46530), (470, 45837), (495, 43522), (517, 41670), (705, 30558), (846, 25465), (926, 23265), (990, 21761), (1034, 20835), (1389, 15510), (1410, 15279), (1551, 13890), (2115, 10186), (2315, 9306), (2585, 8334), (2778, 7755), (3102, 6945), (4167, 5170), (4230, 5093), (4630, 4653)]