21986832

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{65437}}^1$

素因数の和:65455

約数の個数: 40

約数和(自身を含む): 64914496

約数和(自身を除く): 42927664

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 65437, 130874, 196311, 261748, 392622, 458059, 523496, 785244, 916118, 1046992, 1374177, 1570488, 1832236, 2748354, 3140976, 3664472, 5496708, 7328944, 10993416, 21986832]

約数ペア:

[(1, 21986832), (2, 10993416), (3, 7328944), (4, 5496708), (6, 3664472), (7, 3140976), (8, 2748354), (12, 1832236), (14, 1570488), (16, 1374177), (21, 1046992), (24, 916118), (28, 785244), (42, 523496), (48, 458059), (56, 392622), (84, 261748), (112, 196311), (168, 130874), (336, 65437)]