21606992

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{419}}^1$

素因数の和:731

約数の個数: 40

約数和(自身を含む): 45934560

約数和(自身を除く): 24327568

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 293, 419, 586, 838, 1172, 1676, 2344, 3223, 3352, 4609, 4688, 6446, 6704, 9218, 12892, 18436, 25784, 36872, 51568, 73744, 122767, 245534, 491068, 982136, 1350437, 1964272, 2700874, 5401748, 10803496, 21606992]

約数ペア:

[(1, 21606992), (2, 10803496), (4, 5401748), (8, 2700874), (11, 1964272), (16, 1350437), (22, 982136), (44, 491068), (88, 245534), (176, 122767), (293, 73744), (419, 51568), (586, 36872), (838, 25784), (1172, 18436), (1676, 12892), (2344, 9218), (3223, 6704), (3352, 6446), (4609, 4688)]