21000316604

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{1307}}^1\times {\mathrm{97973}}^1$

素因数の和:99325

約数の個数: 24

約数和(自身を含む): 37676097648

約数和(自身を除く): 16675781044

約数列:

[1, 2, 4, 41, 82, 164, 1307, 2614, 5228, 53587, 97973, 107174, 195946, 214348, 391892, 4016893, 8033786, 16067572, 128050711, 256101422, 512202844, 5250079151, 10500158302, 21000316604]

約数ペア:

[(1, 21000316604), (2, 10500158302), (4, 5250079151), (41, 512202844), (82, 256101422), (164, 128050711), (1307, 16067572), (2614, 8033786), (5228, 4016893), (53587, 391892), (97973, 214348), (107174, 195946)]