21486504

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4051}}^1$

素因数の和:4090

約数の個数: 64

約数和(自身を含む): 61266240

約数和(自身を除く): 39779736

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 204, 221, 312, 408, 442, 663, 884, 1326, 1768, 2652, 4051, 5304, 8102, 12153, 16204, 24306, 32408, 48612, 52663, 68867, 97224, 105326, 137734, 157989, 206601, 210652, 275468, 315978, 413202, 421304, 550936, 631956, 826404, 895271, 1263912, 1652808, 1790542, 2685813, 3581084, 5371626, 7162168, 10743252, 21486504]

約数ペア:

[(1, 21486504), (2, 10743252), (3, 7162168), (4, 5371626), (6, 3581084), (8, 2685813), (12, 1790542), (13, 1652808), (17, 1263912), (24, 895271), (26, 826404), (34, 631956), (39, 550936), (51, 421304), (52, 413202), (68, 315978), (78, 275468), (102, 210652), (104, 206601), (136, 157989), (156, 137734), (204, 105326), (221, 97224), (312, 68867), (408, 52663), (442, 48612), (663, 32408), (884, 24306), (1326, 16204), (1768, 12153), (2652, 8102), (4051, 5304)]