2121764

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 3902976

約数和(自身を除く): 1781212

約数列:

[1, 2, 4, 31, 62, 71, 124, 142, 241, 284, 482, 964, 2201, 4402, 7471, 8804, 14942, 17111, 29884, 34222, 68444, 530441, 1060882, 2121764]

約数ペア:

[(1, 2121764), (2, 1060882), (4, 530441), (31, 68444), (62, 34222), (71, 29884), (124, 17111), (142, 14942), (241, 8804), (284, 7471), (482, 4402), (964, 2201)]