21408612

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{61519}}^1$

素因数の和:61555

約数の個数: 24

約数和(自身を含む): 51676800

約数和(自身を除く): 30268188

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 348, 61519, 123038, 184557, 246076, 369114, 738228, 1784051, 3568102, 5352153, 7136204, 10704306, 21408612]

約数ペア:

[(1, 21408612), (2, 10704306), (3, 7136204), (4, 5352153), (6, 3568102), (12, 1784051), (29, 738228), (58, 369114), (87, 246076), (116, 184557), (174, 123038), (348, 61519)]