21031692

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1163}}^1$

素因数の和:1318

約数の個数: 48

約数和(自身を含む): 53972352

約数和(自身を除く): 32940660

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 137, 274, 411, 548, 822, 1163, 1507, 1644, 2326, 3014, 3489, 4521, 4652, 6028, 6978, 9042, 12793, 13956, 18084, 25586, 38379, 51172, 76758, 153516, 159331, 318662, 477993, 637324, 955986, 1752641, 1911972, 3505282, 5257923, 7010564, 10515846, 21031692]

約数ペア:

[(1, 21031692), (2, 10515846), (3, 7010564), (4, 5257923), (6, 3505282), (11, 1911972), (12, 1752641), (22, 955986), (33, 637324), (44, 477993), (66, 318662), (132, 159331), (137, 153516), (274, 76758), (411, 51172), (548, 38379), (822, 25586), (1163, 18084), (1507, 13956), (1644, 12793), (2326, 9042), (3014, 6978), (3489, 6028), (4521, 4652)]