22005249

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{421}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 35650560

約数和(自身を除く): 13645311

約数列:

[1, 3, 7, 19, 21, 57, 131, 133, 393, 399, 421, 917, 1263, 2489, 2751, 2947, 7467, 7999, 8841, 17423, 23997, 52269, 55151, 55993, 165453, 167979, 386057, 1047869, 1158171, 3143607, 7335083, 22005249]

約数ペア:

[(1, 22005249), (3, 7335083), (7, 3143607), (19, 1158171), (21, 1047869), (57, 386057), (131, 167979), (133, 165453), (393, 55993), (399, 55151), (421, 52269), (917, 23997), (1263, 17423), (2489, 8841), (2751, 7999), (2947, 7467)]