21536032

素因数分解:

$2^5\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1217}}^1$

素因数の和:1313

約数の個数: 48

約数和(自身を含む): 49109760

約数和(自身を除く): 27573728

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 79, 112, 158, 224, 316, 553, 632, 1106, 1217, 1264, 2212, 2434, 2528, 4424, 4868, 8519, 8848, 9736, 17038, 17696, 19472, 34076, 38944, 68152, 96143, 136304, 192286, 272608, 384572, 673001, 769144, 1346002, 1538288, 2692004, 3076576, 5384008, 10768016, 21536032]

約数ペア:

[(1, 21536032), (2, 10768016), (4, 5384008), (7, 3076576), (8, 2692004), (14, 1538288), (16, 1346002), (28, 769144), (32, 673001), (56, 384572), (79, 272608), (112, 192286), (158, 136304), (224, 96143), (316, 68152), (553, 38944), (632, 34076), (1106, 19472), (1217, 17696), (1264, 17038), (2212, 9736), (2434, 8848), (2528, 8519), (4424, 4868)]