21978852

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{37379}}^1$

素因数の和:37400

約数の個数: 36

約数和(自身を含む): 59658480

約数和(自身を除く): 37679628

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 37379, 74758, 112137, 149516, 224274, 261653, 448548, 523306, 784959, 1046612, 1569918, 1831571, 3139836, 3663142, 5494713, 7326284, 10989426, 21978852]

約数ペア:

[(1, 21978852), (2, 10989426), (3, 7326284), (4, 5494713), (6, 3663142), (7, 3139836), (12, 1831571), (14, 1569918), (21, 1046612), (28, 784959), (42, 523306), (49, 448548), (84, 261653), (98, 224274), (147, 149516), (196, 112137), (294, 74758), (588, 37379)]