21214292

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 42491904

約数和(自身を除く): 21277612

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 103, 124, 151, 206, 302, 341, 412, 604, 682, 1133, 1364, 1661, 2266, 3193, 3322, 4532, 4681, 6386, 6644, 9362, 12772, 15553, 18724, 31106, 35123, 51491, 62212, 70246, 102982, 140492, 171083, 205964, 342166, 482143, 684332, 964286, 1928572, 5303573, 10607146, 21214292]

約数ペア:

[(1, 21214292), (2, 10607146), (4, 5303573), (11, 1928572), (22, 964286), (31, 684332), (44, 482143), (62, 342166), (103, 205964), (124, 171083), (151, 140492), (206, 102982), (302, 70246), (341, 62212), (412, 51491), (604, 35123), (682, 31106), (1133, 18724), (1364, 15553), (1661, 12772), (2266, 9362), (3193, 6644), (3322, 6386), (4532, 4681)]