21545868

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3407}}^1$

素因数の和:3462

約数の個数: 48

約数和(自身を含む): 54964224

約数和(自身を除く): 33418356

約数列:

[1, 2, 3, 4, 6, 12, 17, 31, 34, 51, 62, 68, 93, 102, 124, 186, 204, 372, 527, 1054, 1581, 2108, 3162, 3407, 6324, 6814, 10221, 13628, 20442, 40884, 57919, 105617, 115838, 173757, 211234, 231676, 316851, 347514, 422468, 633702, 695028, 1267404, 1795489, 3590978, 5386467, 7181956, 10772934, 21545868]

約数ペア:

[(1, 21545868), (2, 10772934), (3, 7181956), (4, 5386467), (6, 3590978), (12, 1795489), (17, 1267404), (31, 695028), (34, 633702), (51, 422468), (62, 347514), (68, 316851), (93, 231676), (102, 211234), (124, 173757), (186, 115838), (204, 105617), (372, 57919), (527, 40884), (1054, 20442), (1581, 13628), (2108, 10221), (3162, 6814), (3407, 6324)]