21344460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15467}}^1$

素因数の和:15502

約数の個数: 48

約数和(自身を含む): 62366976

約数和(自身を除く): 41022516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 15467, 30934, 46401, 61868, 77335, 92802, 154670, 185604, 232005, 309340, 355741, 464010, 711482, 928020, 1067223, 1422964, 1778705, 2134446, 3557410, 4268892, 5336115, 7114820, 10672230, 21344460]

約数ペア:

[(1, 21344460), (2, 10672230), (3, 7114820), (4, 5336115), (5, 4268892), (6, 3557410), (10, 2134446), (12, 1778705), (15, 1422964), (20, 1067223), (23, 928020), (30, 711482), (46, 464010), (60, 355741), (69, 309340), (92, 232005), (115, 185604), (138, 154670), (230, 92802), (276, 77335), (345, 61868), (460, 46401), (690, 30934), (1380, 15467)]