21582864

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{2111}}^1$

素因数の和:2196

約数の個数: 60

約数和(自身を含む): 61281792

約数和(自身を除く): 39698928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2111, 2556, 3408, 4222, 5112, 6333, 8444, 10224, 12666, 16888, 18999, 25332, 33776, 37998, 50664, 75996, 101328, 149881, 151992, 299762, 303984, 449643, 599524, 899286, 1199048, 1348929, 1798572, 2398096, 2697858, 3597144, 5395716, 7194288, 10791432, 21582864]

約数ペア:

[(1, 21582864), (2, 10791432), (3, 7194288), (4, 5395716), (6, 3597144), (8, 2697858), (9, 2398096), (12, 1798572), (16, 1348929), (18, 1199048), (24, 899286), (36, 599524), (48, 449643), (71, 303984), (72, 299762), (142, 151992), (144, 149881), (213, 101328), (284, 75996), (426, 50664), (568, 37998), (639, 33776), (852, 25332), (1136, 18999), (1278, 16888), (1704, 12666), (2111, 10224), (2556, 8444), (3408, 6333), (4222, 5112)]