21415804544

素因数分解:

$2^7\times {\mathrm{131}}^1\times {\mathrm{211}}^1\times {\mathrm{6053}}^1$

素因数の和:6409

約数の個数: 64

約数和(自身を含む): 43200859680

約数和(自身を除く): 21785055136

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 131, 211, 262, 422, 524, 844, 1048, 1688, 2096, 3376, 4192, 6053, 6752, 8384, 12106, 13504, 16768, 24212, 27008, 27641, 48424, 55282, 96848, 110564, 193696, 221128, 387392, 442256, 774784, 792943, 884512, 1277183, 1585886, 1769024, 2554366, 3171772, 3538048, 5108732, 6343544, 10217464, 12687088, 20434928, 25374176, 40869856, 50748352, 81739712, 101496704, 163479424, 167310973, 334621946, 669243892, 1338487784, 2676975568, 5353951136, 10707902272, 21415804544]

約数ペア:

[(1, 21415804544), (2, 10707902272), (4, 5353951136), (8, 2676975568), (16, 1338487784), (32, 669243892), (64, 334621946), (128, 167310973), (131, 163479424), (211, 101496704), (262, 81739712), (422, 50748352), (524, 40869856), (844, 25374176), (1048, 20434928), (1688, 12687088), (2096, 10217464), (3376, 6343544), (4192, 5108732), (6053, 3538048), (6752, 3171772), (8384, 2554366), (12106, 1769024), (13504, 1585886), (16768, 1277183), (24212, 884512), (27008, 792943), (27641, 774784), (48424, 442256), (55282, 387392), (96848, 221128), (110564, 193696)]