2021074132

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{13873}}^1$

素因数の和:13949

約数の個数: 72

約数和(自身を含む): 4546676288

約数和(自身を除く): 2525602156

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 121, 154, 172, 242, 301, 308, 473, 484, 602, 847, 946, 1204, 1694, 1892, 3311, 3388, 5203, 6622, 10406, 13244, 13873, 20812, 27746, 36421, 55492, 72842, 97111, 145684, 152603, 194222, 305206, 388444, 596539, 610412, 1068221, 1193078, 1678633, 2136442, 2386156, 3357266, 4175773, 4272884, 6561929, 6714532, 8351546, 11750431, 13123858, 16703092, 23500862, 26247716, 45933503, 47001724, 72181219, 91867006, 144362438, 183734012, 288724876, 505268533, 1010537066, 2021074132]

約数ペア:

[(1, 2021074132), (2, 1010537066), (4, 505268533), (7, 288724876), (11, 183734012), (14, 144362438), (22, 91867006), (28, 72181219), (43, 47001724), (44, 45933503), (77, 26247716), (86, 23500862), (121, 16703092), (154, 13123858), (172, 11750431), (242, 8351546), (301, 6714532), (308, 6561929), (473, 4272884), (484, 4175773), (602, 3357266), (847, 2386156), (946, 2136442), (1204, 1678633), (1694, 1193078), (1892, 1068221), (3311, 610412), (3388, 596539), (5203, 388444), (6622, 305206), (10406, 194222), (13244, 152603), (13873, 145684), (20812, 97111), (27746, 72842), (36421, 55492)]