21961728

素因数分解:

$2^{10}\times 3^2\times {\mathrm{2383}}^1$

素因数の和:2409

約数の個数: 66

約数和(自身を含む): 63440624

約数和(自身を除く): 41478896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1024, 1152, 1536, 2304, 2383, 3072, 4608, 4766, 7149, 9216, 9532, 14298, 19064, 21447, 28596, 38128, 42894, 57192, 76256, 85788, 114384, 152512, 171576, 228768, 305024, 343152, 457536, 610048, 686304, 915072, 1220096, 1372608, 1830144, 2440192, 2745216, 3660288, 5490432, 7320576, 10980864, 21961728]

約数ペア:

[(1, 21961728), (2, 10980864), (3, 7320576), (4, 5490432), (6, 3660288), (8, 2745216), (9, 2440192), (12, 1830144), (16, 1372608), (18, 1220096), (24, 915072), (32, 686304), (36, 610048), (48, 457536), (64, 343152), (72, 305024), (96, 228768), (128, 171576), (144, 152512), (192, 114384), (256, 85788), (288, 76256), (384, 57192), (512, 42894), (576, 38128), (768, 28596), (1024, 21447), (1152, 19064), (1536, 14298), (2304, 9532), (2383, 9216), (3072, 7149), (4608, 4766)]