21751836

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1487}}^1$

素因数の和:1570

約数の個数: 48

約数和(自身を含む): 53996544

約数和(自身を除く): 32244708

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 53, 69, 92, 106, 138, 159, 212, 276, 318, 636, 1219, 1487, 2438, 2974, 3657, 4461, 4876, 5948, 7314, 8922, 14628, 17844, 34201, 68402, 78811, 102603, 136804, 157622, 205206, 236433, 315244, 410412, 472866, 945732, 1812653, 3625306, 5437959, 7250612, 10875918, 21751836]

約数ペア:

[(1, 21751836), (2, 10875918), (3, 7250612), (4, 5437959), (6, 3625306), (12, 1812653), (23, 945732), (46, 472866), (53, 410412), (69, 315244), (92, 236433), (106, 205206), (138, 157622), (159, 136804), (212, 102603), (276, 78811), (318, 68402), (636, 34201), (1219, 17844), (1487, 14628), (2438, 8922), (2974, 7314), (3657, 5948), (4461, 4876)]