21196404

素因数分解:

$2^2\times 3^7\times {\mathrm{2423}}^1$

素因数の和:2448

約数の個数: 48

約数和(自身を含む): 55655040

約数和(自身を除く): 34458636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2187, 2423, 2916, 4374, 4846, 7269, 8748, 9692, 14538, 21807, 29076, 43614, 65421, 87228, 130842, 196263, 261684, 392526, 588789, 785052, 1177578, 1766367, 2355156, 3532734, 5299101, 7065468, 10598202, 21196404]

約数ペア:

[(1, 21196404), (2, 10598202), (3, 7065468), (4, 5299101), (6, 3532734), (9, 2355156), (12, 1766367), (18, 1177578), (27, 785052), (36, 588789), (54, 392526), (81, 261684), (108, 196263), (162, 130842), (243, 87228), (324, 65421), (486, 43614), (729, 29076), (972, 21807), (1458, 14538), (2187, 9692), (2423, 8748), (2916, 7269), (4374, 4846)]