21203136

素因数分解:

$2^6\times 3^2\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:430

約数の個数: 84

約数和(自身を含む): 61456824

約数和(自身を除く): 40253688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 131, 144, 192, 262, 281, 288, 393, 524, 562, 576, 786, 843, 1048, 1124, 1179, 1572, 1686, 2096, 2248, 2358, 2529, 3144, 3372, 4192, 4496, 4716, 5058, 6288, 6744, 8384, 8992, 9432, 10116, 12576, 13488, 17984, 18864, 20232, 25152, 26976, 36811, 37728, 40464, 53952, 73622, 75456, 80928, 110433, 147244, 161856, 220866, 294488, 331299, 441732, 588976, 662598, 883464, 1177952, 1325196, 1766928, 2355904, 2650392, 3533856, 5300784, 7067712, 10601568, 21203136]

約数ペア:

[(1, 21203136), (2, 10601568), (3, 7067712), (4, 5300784), (6, 3533856), (8, 2650392), (9, 2355904), (12, 1766928), (16, 1325196), (18, 1177952), (24, 883464), (32, 662598), (36, 588976), (48, 441732), (64, 331299), (72, 294488), (96, 220866), (131, 161856), (144, 147244), (192, 110433), (262, 80928), (281, 75456), (288, 73622), (393, 53952), (524, 40464), (562, 37728), (576, 36811), (786, 26976), (843, 25152), (1048, 20232), (1124, 18864), (1179, 17984), (1572, 13488), (1686, 12576), (2096, 10116), (2248, 9432), (2358, 8992), (2529, 8384), (3144, 6744), (3372, 6288), (4192, 5058), (4496, 4716)]