21460866

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 51757056

約数和(自身を除く): 30296190

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 53, 62, 93, 106, 159, 186, 217, 311, 318, 371, 434, 622, 651, 742, 933, 1113, 1302, 1643, 1866, 2177, 2226, 3286, 4354, 4929, 6531, 9641, 9858, 11501, 13062, 16483, 19282, 23002, 28923, 32966, 34503, 49449, 57846, 67487, 69006, 98898, 115381, 134974, 202461, 230762, 346143, 404922, 510973, 692286, 1021946, 1532919, 3065838, 3576811, 7153622, 10730433, 21460866]

約数ペア:

[(1, 21460866), (2, 10730433), (3, 7153622), (6, 3576811), (7, 3065838), (14, 1532919), (21, 1021946), (31, 692286), (42, 510973), (53, 404922), (62, 346143), (93, 230762), (106, 202461), (159, 134974), (186, 115381), (217, 98898), (311, 69006), (318, 67487), (371, 57846), (434, 49449), (622, 34503), (651, 32966), (742, 28923), (933, 23002), (1113, 19282), (1302, 16483), (1643, 13062), (1866, 11501), (2177, 9858), (2226, 9641), (3286, 6531), (4354, 4929)]