21159608

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2081}}^1$

素因数の和:2159

約数の個数: 32

約数和(自身を含む): 41973120

約数和(自身を除く): 20813512

約数列:

[1, 2, 4, 8, 31, 41, 62, 82, 124, 164, 248, 328, 1271, 2081, 2542, 4162, 5084, 8324, 10168, 16648, 64511, 85321, 129022, 170642, 258044, 341284, 516088, 682568, 2644951, 5289902, 10579804, 21159608]

約数ペア:

[(1, 21159608), (2, 10579804), (4, 5289902), (8, 2644951), (31, 682568), (41, 516088), (62, 341284), (82, 258044), (124, 170642), (164, 129022), (248, 85321), (328, 64511), (1271, 16648), (2081, 10168), (2542, 8324), (4162, 5084)]