21970428

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^2\times {\mathrm{3461}}^1$

素因数の和:3514

約数の個数: 36

約数和(自身を含む): 53605608

約数和(自身を除く): 31635180

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 529, 1058, 1587, 2116, 3174, 3461, 6348, 6922, 10383, 13844, 20766, 41532, 79603, 159206, 238809, 318412, 477618, 955236, 1830869, 3661738, 5492607, 7323476, 10985214, 21970428]

約数ペア:

[(1, 21970428), (2, 10985214), (3, 7323476), (4, 5492607), (6, 3661738), (12, 1830869), (23, 955236), (46, 477618), (69, 318412), (92, 238809), (138, 159206), (276, 79603), (529, 41532), (1058, 20766), (1587, 13844), (2116, 10383), (3174, 6922), (3461, 6348)]