21480064272

素因数分解:

$2^4\times 3^3\times {\mathrm{157}}^1\times {\mathrm{316703}}^1$

素因数の和:316877

約数の個数: 80

約数和(自身を含む): 62048647680

約数和(自身を除く): 40568583408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 157, 216, 314, 432, 471, 628, 942, 1256, 1413, 1884, 2512, 2826, 3768, 4239, 5652, 7536, 8478, 11304, 16956, 22608, 33912, 67824, 316703, 633406, 950109, 1266812, 1900218, 2533624, 2850327, 3800436, 5067248, 5700654, 7600872, 8550981, 11401308, 15201744, 17101962, 22802616, 34203924, 45605232, 49722371, 68407848, 99444742, 136815696, 149167113, 198889484, 298334226, 397778968, 447501339, 596668452, 795557936, 895002678, 1193336904, 1342504017, 1790005356, 2386673808, 2685008034, 3580010712, 5370016068, 7160021424, 10740032136, 21480064272]

約数ペア:

[(1, 21480064272), (2, 10740032136), (3, 7160021424), (4, 5370016068), (6, 3580010712), (8, 2685008034), (9, 2386673808), (12, 1790005356), (16, 1342504017), (18, 1193336904), (24, 895002678), (27, 795557936), (36, 596668452), (48, 447501339), (54, 397778968), (72, 298334226), (108, 198889484), (144, 149167113), (157, 136815696), (216, 99444742), (314, 68407848), (432, 49722371), (471, 45605232), (628, 34203924), (942, 22802616), (1256, 17101962), (1413, 15201744), (1884, 11401308), (2512, 8550981), (2826, 7600872), (3768, 5700654), (4239, 5067248), (5652, 3800436), (7536, 2850327), (8478, 2533624), (11304, 1900218), (16956, 1266812), (22608, 950109), (33912, 633406), (67824, 316703)]