21451968

素因数分解:

$2^6\times 3^2\times {\mathrm{37243}}^1$

素因数の和:37261

約数の個数: 42

約数和(自身を含む): 61489844

約数和(自身を除く): 40037876

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 37243, 74486, 111729, 148972, 223458, 297944, 335187, 446916, 595888, 670374, 893832, 1191776, 1340748, 1787664, 2383552, 2681496, 3575328, 5362992, 7150656, 10725984, 21451968]

約数ペア:

[(1, 21451968), (2, 10725984), (3, 7150656), (4, 5362992), (6, 3575328), (8, 2681496), (9, 2383552), (12, 1787664), (16, 1340748), (18, 1191776), (24, 893832), (32, 670374), (36, 595888), (48, 446916), (64, 335187), (72, 297944), (96, 223458), (144, 148972), (192, 111729), (288, 74486), (576, 37243)]