21415966

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{727}}^1$

素因数の和:856

約数の個数: 32

約数和(自身を含む): 38158848

約数和(自身を除く): 16742882

約数列:

[1, 2, 11, 13, 22, 26, 103, 143, 206, 286, 727, 1133, 1339, 1454, 2266, 2678, 7997, 9451, 14729, 15994, 18902, 29458, 74881, 103961, 149762, 207922, 823691, 973453, 1647382, 1946906, 10707983, 21415966]

約数ペア:

[(1, 21415966), (2, 10707983), (11, 1946906), (13, 1647382), (22, 973453), (26, 823691), (103, 207922), (143, 149762), (206, 103961), (286, 74881), (727, 29458), (1133, 18902), (1339, 15994), (1454, 14729), (2266, 9451), (2678, 7997)]