21182722

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:594

約数の個数: 32

約数和(自身を含む): 36345024

約数和(自身を除く): 15162302

約数列:

[1, 2, 11, 22, 37, 53, 74, 106, 407, 491, 583, 814, 982, 1166, 1961, 3922, 5401, 10802, 18167, 21571, 26023, 36334, 43142, 52046, 199837, 286253, 399674, 572506, 962851, 1925702, 10591361, 21182722]

約数ペア:

[(1, 21182722), (2, 10591361), (11, 1925702), (22, 962851), (37, 572506), (53, 399674), (74, 286253), (106, 199837), (407, 52046), (491, 43142), (583, 36334), (814, 26023), (982, 21571), (1166, 18167), (1961, 10802), (3922, 5401)]