21348132

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{487}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 53945472

約数和(自身を除く): 32597340

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 281, 487, 562, 843, 974, 1124, 1461, 1686, 1948, 2922, 3372, 3653, 5844, 6331, 7306, 10959, 12662, 14612, 18993, 21918, 25324, 37986, 43836, 75972, 136847, 273694, 410541, 547388, 821082, 1642164, 1779011, 3558022, 5337033, 7116044, 10674066, 21348132]

約数ペア:

[(1, 21348132), (2, 10674066), (3, 7116044), (4, 5337033), (6, 3558022), (12, 1779011), (13, 1642164), (26, 821082), (39, 547388), (52, 410541), (78, 273694), (156, 136847), (281, 75972), (487, 43836), (562, 37986), (843, 25324), (974, 21918), (1124, 18993), (1461, 14612), (1686, 12662), (1948, 10959), (2922, 7306), (3372, 6331), (3653, 5844)]