21597504

素因数分解:

$2^6\times 3^1\times {\mathrm{197}}^1\times {\mathrm{571}}^1$

素因数の和:783

約数の個数: 56

約数和(自身を含む): 57534048

約数和(自身を除く): 35936544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 197, 394, 571, 591, 788, 1142, 1182, 1576, 1713, 2284, 2364, 3152, 3426, 4568, 4728, 6304, 6852, 9136, 9456, 12608, 13704, 18272, 18912, 27408, 36544, 37824, 54816, 109632, 112487, 224974, 337461, 449948, 674922, 899896, 1349844, 1799792, 2699688, 3599584, 5399376, 7199168, 10798752, 21597504]

約数ペア:

[(1, 21597504), (2, 10798752), (3, 7199168), (4, 5399376), (6, 3599584), (8, 2699688), (12, 1799792), (16, 1349844), (24, 899896), (32, 674922), (48, 449948), (64, 337461), (96, 224974), (192, 112487), (197, 109632), (394, 54816), (571, 37824), (591, 36544), (788, 27408), (1142, 18912), (1182, 18272), (1576, 13704), (1713, 12608), (2284, 9456), (2364, 9136), (3152, 6852), (3426, 6304), (4568, 4728)]