21482504

素因数分解:

$2^3\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 43480320

約数和(自身を除く): 21997816

約数列:

[1, 2, 4, 8, 29, 31, 58, 62, 103, 116, 124, 206, 232, 248, 412, 824, 841, 899, 1682, 1798, 2987, 3193, 3364, 3596, 5974, 6386, 6728, 7192, 11948, 12772, 23896, 25544, 26071, 52142, 86623, 92597, 104284, 173246, 185194, 208568, 346492, 370388, 692984, 740776, 2685313, 5370626, 10741252, 21482504]

約数ペア:

[(1, 21482504), (2, 10741252), (4, 5370626), (8, 2685313), (29, 740776), (31, 692984), (58, 370388), (62, 346492), (103, 208568), (116, 185194), (124, 173246), (206, 104284), (232, 92597), (248, 86623), (412, 52142), (824, 26071), (841, 25544), (899, 23896), (1682, 12772), (1798, 11948), (2987, 7192), (3193, 6728), (3364, 6386), (3596, 5974)]