21887424

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:147

約数の個数: 168

約数和(自身を含む): 70266560

約数和(自身を除く): 48379136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 37, 39, 48, 52, 64, 72, 74, 78, 79, 96, 104, 111, 117, 144, 148, 156, 158, 192, 208, 222, 234, 237, 288, 296, 312, 316, 333, 416, 444, 468, 474, 481, 576, 592, 624, 632, 666, 711, 832, 888, 936, 948, 962, 1027, 1184, 1248, 1264, 1332, 1422, 1443, 1776, 1872, 1896, 1924, 2054, 2368, 2496, 2528, 2664, 2844, 2886, 2923, 3081, 3552, 3744, 3792, 3848, 4108, 4329, 5056, 5328, 5688, 5772, 5846, 6162, 7104, 7488, 7584, 7696, 8216, 8658, 8769, 9243, 10656, 11376, 11544, 11692, 12324, 15168, 15392, 16432, 17316, 17538, 18486, 21312, 22752, 23088, 23384, 24648, 26307, 30784, 32864, 34632, 35076, 36972, 37999, 45504, 46176, 46768, 49296, 52614, 65728, 69264, 70152, 73944, 75998, 92352, 93536, 98592, 105228, 113997, 138528, 140304, 147888, 151996, 187072, 197184, 210456, 227994, 277056, 280608, 295776, 303992, 341991, 420912, 455988, 561216, 591552, 607984, 683982, 841824, 911976, 1215968, 1367964, 1683648, 1823952, 2431936, 2735928, 3647904, 5471856, 7295808, 10943712, 21887424]

約数ペア:

[(1, 21887424), (2, 10943712), (3, 7295808), (4, 5471856), (6, 3647904), (8, 2735928), (9, 2431936), (12, 1823952), (13, 1683648), (16, 1367964), (18, 1215968), (24, 911976), (26, 841824), (32, 683982), (36, 607984), (37, 591552), (39, 561216), (48, 455988), (52, 420912), (64, 341991), (72, 303992), (74, 295776), (78, 280608), (79, 277056), (96, 227994), (104, 210456), (111, 197184), (117, 187072), (144, 151996), (148, 147888), (156, 140304), (158, 138528), (192, 113997), (208, 105228), (222, 98592), (234, 93536), (237, 92352), (288, 75998), (296, 73944), (312, 70152), (316, 69264), (333, 65728), (416, 52614), (444, 49296), (468, 46768), (474, 46176), (481, 45504), (576, 37999), (592, 36972), (624, 35076), (632, 34632), (666, 32864), (711, 30784), (832, 26307), (888, 24648), (936, 23384), (948, 23088), (962, 22752), (1027, 21312), (1184, 18486), (1248, 17538), (1264, 17316), (1332, 16432), (1422, 15392), (1443, 15168), (1776, 12324), (1872, 11692), (1896, 11544), (1924, 11376), (2054, 10656), (2368, 9243), (2496, 8769), (2528, 8658), (2664, 8216), (2844, 7696), (2886, 7584), (2923, 7488), (3081, 7104), (3552, 6162), (3744, 5846), (3792, 5772), (3848, 5688), (4108, 5328), (4329, 5056)]