23572521

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 41932800

約数和(自身を除く): 18360279

約数列:

[1, 3, 7, 9, 19, 21, 47, 57, 63, 133, 141, 171, 329, 399, 419, 423, 893, 987, 1197, 1257, 2679, 2933, 2961, 3771, 6251, 7961, 8037, 8799, 18753, 19693, 23883, 26397, 55727, 56259, 59079, 71649, 137851, 167181, 177237, 374167, 413553, 501543, 1122501, 1240659, 2619169, 3367503, 7857507, 23572521]

約数ペア:

[(1, 23572521), (3, 7857507), (7, 3367503), (9, 2619169), (19, 1240659), (21, 1122501), (47, 501543), (57, 413553), (63, 374167), (133, 177237), (141, 167181), (171, 137851), (329, 71649), (399, 59079), (419, 56259), (423, 55727), (893, 26397), (987, 23883), (1197, 19693), (1257, 18753), (2679, 8799), (2933, 8037), (2961, 7961), (3771, 6251)]