21377070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1$

素因数の和:199

約数の個数: 144

約数和(自身を含む): 66227616

約数和(自身を除く): 44850546

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 18, 22, 26, 30, 33, 39, 45, 55, 65, 66, 78, 90, 99, 110, 117, 121, 130, 143, 151, 165, 195, 198, 234, 242, 286, 302, 330, 363, 390, 429, 453, 495, 585, 605, 715, 726, 755, 858, 906, 990, 1089, 1170, 1210, 1287, 1359, 1430, 1510, 1573, 1661, 1815, 1963, 2145, 2178, 2265, 2574, 2718, 3146, 3322, 3630, 3926, 4290, 4530, 4719, 4983, 5445, 5889, 6435, 6795, 7865, 8305, 9438, 9815, 9966, 10890, 11778, 12870, 13590, 14157, 14949, 15730, 16610, 17667, 18271, 19630, 21593, 23595, 24915, 28314, 29445, 29898, 35334, 36542, 43186, 47190, 49830, 54813, 58890, 64779, 70785, 74745, 88335, 91355, 107965, 109626, 129558, 141570, 149490, 164439, 176670, 182710, 194337, 215930, 237523, 274065, 323895, 328878, 388674, 475046, 548130, 647790, 712569, 822195, 971685, 1187615, 1425138, 1644390, 1943370, 2137707, 2375230, 3562845, 4275414, 7125690, 10688535, 21377070]

約数ペア:

[(1, 21377070), (2, 10688535), (3, 7125690), (5, 4275414), (6, 3562845), (9, 2375230), (10, 2137707), (11, 1943370), (13, 1644390), (15, 1425138), (18, 1187615), (22, 971685), (26, 822195), (30, 712569), (33, 647790), (39, 548130), (45, 475046), (55, 388674), (65, 328878), (66, 323895), (78, 274065), (90, 237523), (99, 215930), (110, 194337), (117, 182710), (121, 176670), (130, 164439), (143, 149490), (151, 141570), (165, 129558), (195, 109626), (198, 107965), (234, 91355), (242, 88335), (286, 74745), (302, 70785), (330, 64779), (363, 58890), (390, 54813), (429, 49830), (453, 47190), (495, 43186), (585, 36542), (605, 35334), (715, 29898), (726, 29445), (755, 28314), (858, 24915), (906, 23595), (990, 21593), (1089, 19630), (1170, 18271), (1210, 17667), (1287, 16610), (1359, 15730), (1430, 14949), (1510, 14157), (1573, 13590), (1661, 12870), (1815, 11778), (1963, 10890), (2145, 9966), (2178, 9815), (2265, 9438), (2574, 8305), (2718, 7865), (3146, 6795), (3322, 6435), (3630, 5889), (3926, 5445), (4290, 4983), (4530, 4719)]