21302328

素因数分解:

$2^3\times 3^1\times {\mathrm{89}}^1\times {\mathrm{9973}}^1$

素因数の和:10071

約数の個数: 32

約数和(自身を含む): 53859600

約数和(自身を除く): 32557272

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 89, 178, 267, 356, 534, 712, 1068, 2136, 9973, 19946, 29919, 39892, 59838, 79784, 119676, 239352, 887597, 1775194, 2662791, 3550388, 5325582, 7100776, 10651164, 21302328]

約数ペア:

[(1, 21302328), (2, 10651164), (3, 7100776), (4, 5325582), (6, 3550388), (8, 2662791), (12, 1775194), (24, 887597), (89, 239352), (178, 119676), (267, 79784), (356, 59838), (534, 39892), (712, 29919), (1068, 19946), (2136, 9973)]