21389592

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6701}}^1$

素因数の和:6736

約数の個数: 64

約数和(自身を含む): 64339200

約数和(自身を除く): 42949608

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 152, 168, 228, 266, 399, 456, 532, 798, 1064, 1596, 3192, 6701, 13402, 20103, 26804, 40206, 46907, 53608, 80412, 93814, 127319, 140721, 160824, 187628, 254638, 281442, 375256, 381957, 509276, 562884, 763914, 891233, 1018552, 1125768, 1527828, 1782466, 2673699, 3055656, 3564932, 5347398, 7129864, 10694796, 21389592]

約数ペア:

[(1, 21389592), (2, 10694796), (3, 7129864), (4, 5347398), (6, 3564932), (7, 3055656), (8, 2673699), (12, 1782466), (14, 1527828), (19, 1125768), (21, 1018552), (24, 891233), (28, 763914), (38, 562884), (42, 509276), (56, 381957), (57, 375256), (76, 281442), (84, 254638), (114, 187628), (133, 160824), (152, 140721), (168, 127319), (228, 93814), (266, 80412), (399, 53608), (456, 46907), (532, 40206), (798, 26804), (1064, 20103), (1596, 13402), (3192, 6701)]