21224448

素因数分解:

$2^{10}\times 3^2\times 7^2\times {\mathrm{47}}^1$

素因数の和:87

約数の個数: 198

約数和(自身を含む): 72807696

約数和(自身を除く): 51583248

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 47, 48, 49, 56, 63, 64, 72, 84, 94, 96, 98, 112, 126, 128, 141, 144, 147, 168, 188, 192, 196, 224, 252, 256, 282, 288, 294, 329, 336, 376, 384, 392, 423, 441, 448, 504, 512, 564, 576, 588, 658, 672, 752, 768, 784, 846, 882, 896, 987, 1008, 1024, 1128, 1152, 1176, 1316, 1344, 1504, 1536, 1568, 1692, 1764, 1792, 1974, 2016, 2256, 2303, 2304, 2352, 2632, 2688, 2961, 3008, 3072, 3136, 3384, 3528, 3584, 3948, 4032, 4512, 4606, 4608, 4704, 5264, 5376, 5922, 6016, 6272, 6768, 6909, 7056, 7168, 7896, 8064, 9024, 9212, 9216, 9408, 10528, 10752, 11844, 12032, 12544, 13536, 13818, 14112, 15792, 16128, 18048, 18424, 18816, 20727, 21056, 21504, 23688, 24064, 25088, 27072, 27636, 28224, 31584, 32256, 36096, 36848, 37632, 41454, 42112, 47376, 48128, 50176, 54144, 55272, 56448, 63168, 64512, 72192, 73696, 75264, 82908, 84224, 94752, 108288, 110544, 112896, 126336, 144384, 147392, 150528, 165816, 168448, 189504, 216576, 221088, 225792, 252672, 294784, 331632, 336896, 379008, 433152, 442176, 451584, 505344, 589568, 663264, 758016, 884352, 1010688, 1179136, 1326528, 1516032, 1768704, 2358272, 2653056, 3032064, 3537408, 5306112, 7074816, 10612224, 21224448]

約数ペア:

[(1, 21224448), (2, 10612224), (3, 7074816), (4, 5306112), (6, 3537408), (7, 3032064), (8, 2653056), (9, 2358272), (12, 1768704), (14, 1516032), (16, 1326528), (18, 1179136), (21, 1010688), (24, 884352), (28, 758016), (32, 663264), (36, 589568), (42, 505344), (47, 451584), (48, 442176), (49, 433152), (56, 379008), (63, 336896), (64, 331632), (72, 294784), (84, 252672), (94, 225792), (96, 221088), (98, 216576), (112, 189504), (126, 168448), (128, 165816), (141, 150528), (144, 147392), (147, 144384), (168, 126336), (188, 112896), (192, 110544), (196, 108288), (224, 94752), (252, 84224), (256, 82908), (282, 75264), (288, 73696), (294, 72192), (329, 64512), (336, 63168), (376, 56448), (384, 55272), (392, 54144), (423, 50176), (441, 48128), (448, 47376), (504, 42112), (512, 41454), (564, 37632), (576, 36848), (588, 36096), (658, 32256), (672, 31584), (752, 28224), (768, 27636), (784, 27072), (846, 25088), (882, 24064), (896, 23688), (987, 21504), (1008, 21056), (1024, 20727), (1128, 18816), (1152, 18424), (1176, 18048), (1316, 16128), (1344, 15792), (1504, 14112), (1536, 13818), (1568, 13536), (1692, 12544), (1764, 12032), (1792, 11844), (1974, 10752), (2016, 10528), (2256, 9408), (2303, 9216), (2304, 9212), (2352, 9024), (2632, 8064), (2688, 7896), (2961, 7168), (3008, 7056), (3072, 6909), (3136, 6768), (3384, 6272), (3528, 6016), (3584, 5922), (3948, 5376), (4032, 5264), (4512, 4704), (4606, 4608)]