21163692

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2393}}^1$

素因数の和:2478

約数の個数: 48

約数和(自身を含む): 54698112

約数和(自身を除く): 33534420

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 67, 132, 134, 201, 268, 402, 737, 804, 1474, 2211, 2393, 2948, 4422, 4786, 7179, 8844, 9572, 14358, 26323, 28716, 52646, 78969, 105292, 157938, 160331, 315876, 320662, 480993, 641324, 961986, 1763641, 1923972, 3527282, 5290923, 7054564, 10581846, 21163692]

約数ペア:

[(1, 21163692), (2, 10581846), (3, 7054564), (4, 5290923), (6, 3527282), (11, 1923972), (12, 1763641), (22, 961986), (33, 641324), (44, 480993), (66, 320662), (67, 315876), (132, 160331), (134, 157938), (201, 105292), (268, 78969), (402, 52646), (737, 28716), (804, 26323), (1474, 14358), (2211, 9572), (2393, 8844), (2948, 7179), (4422, 4786)]