21957650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:156

約数の個数: 96

約数和(自身を含む): 49871808

約数和(自身を除く): 27914158

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 37, 50, 55, 65, 74, 83, 110, 130, 143, 166, 185, 275, 286, 325, 370, 407, 415, 481, 550, 650, 715, 814, 830, 913, 925, 962, 1079, 1430, 1826, 1850, 2035, 2075, 2158, 2405, 3071, 3575, 4070, 4150, 4565, 4810, 5291, 5395, 6142, 7150, 9130, 10175, 10582, 10790, 11869, 12025, 15355, 20350, 22825, 23738, 24050, 26455, 26975, 30710, 33781, 39923, 45650, 52910, 53950, 59345, 67562, 76775, 79846, 118690, 132275, 153550, 168905, 199615, 264550, 296725, 337810, 399230, 439153, 593450, 844525, 878306, 998075, 1689050, 1996150, 2195765, 4391530, 10978825, 21957650]

約数ペア:

[(1, 21957650), (2, 10978825), (5, 4391530), (10, 2195765), (11, 1996150), (13, 1689050), (22, 998075), (25, 878306), (26, 844525), (37, 593450), (50, 439153), (55, 399230), (65, 337810), (74, 296725), (83, 264550), (110, 199615), (130, 168905), (143, 153550), (166, 132275), (185, 118690), (275, 79846), (286, 76775), (325, 67562), (370, 59345), (407, 53950), (415, 52910), (481, 45650), (550, 39923), (650, 33781), (715, 30710), (814, 26975), (830, 26455), (913, 24050), (925, 23738), (962, 22825), (1079, 20350), (1430, 15355), (1826, 12025), (1850, 11869), (2035, 10790), (2075, 10582), (2158, 10175), (2405, 9130), (3071, 7150), (3575, 6142), (4070, 5395), (4150, 5291), (4565, 4810)]