21861168

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{65063}}^1$

素因数の和:65081

約数の個数: 40

約数和(自身を含む): 64543488

約数和(自身を除く): 42682320

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 65063, 130126, 195189, 260252, 390378, 455441, 520504, 780756, 910882, 1041008, 1366323, 1561512, 1821764, 2732646, 3123024, 3643528, 5465292, 7287056, 10930584, 21861168]

約数ペア:

[(1, 21861168), (2, 10930584), (3, 7287056), (4, 5465292), (6, 3643528), (7, 3123024), (8, 2732646), (12, 1821764), (14, 1561512), (16, 1366323), (21, 1041008), (24, 910882), (28, 780756), (42, 520504), (48, 455441), (56, 390378), (84, 260252), (112, 195189), (168, 130126), (336, 65063)]