21310248

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2749}}^1$

素因数の和:2794

約数の個数: 64

約数和(自身を含む): 59400000

約数和(自身を除く): 38089752

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 34, 38, 51, 57, 68, 76, 102, 114, 136, 152, 204, 228, 323, 408, 456, 646, 969, 1292, 1938, 2584, 2749, 3876, 5498, 7752, 8247, 10996, 16494, 21992, 32988, 46733, 52231, 65976, 93466, 104462, 140199, 156693, 186932, 208924, 280398, 313386, 373864, 417848, 560796, 626772, 887927, 1121592, 1253544, 1775854, 2663781, 3551708, 5327562, 7103416, 10655124, 21310248]

約数ペア:

[(1, 21310248), (2, 10655124), (3, 7103416), (4, 5327562), (6, 3551708), (8, 2663781), (12, 1775854), (17, 1253544), (19, 1121592), (24, 887927), (34, 626772), (38, 560796), (51, 417848), (57, 373864), (68, 313386), (76, 280398), (102, 208924), (114, 186932), (136, 156693), (152, 140199), (204, 104462), (228, 93466), (323, 65976), (408, 52231), (456, 46733), (646, 32988), (969, 21992), (1292, 16494), (1938, 10996), (2584, 8247), (2749, 7752), (3876, 5498)]