21635072

素因数分解:

$2^{13}\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:184

約数の個数: 56

約数和(自身を含む): 45872400

約数和(自身を除く): 24237328

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 139, 152, 256, 278, 304, 512, 556, 608, 1024, 1112, 1216, 2048, 2224, 2432, 2641, 4096, 4448, 4864, 5282, 8192, 8896, 9728, 10564, 17792, 19456, 21128, 35584, 38912, 42256, 71168, 77824, 84512, 142336, 155648, 169024, 284672, 338048, 569344, 676096, 1138688, 1352192, 2704384, 5408768, 10817536, 21635072]

約数ペア:

[(1, 21635072), (2, 10817536), (4, 5408768), (8, 2704384), (16, 1352192), (19, 1138688), (32, 676096), (38, 569344), (64, 338048), (76, 284672), (128, 169024), (139, 155648), (152, 142336), (256, 84512), (278, 77824), (304, 71168), (512, 42256), (556, 38912), (608, 35584), (1024, 21128), (1112, 19456), (1216, 17792), (2048, 10564), (2224, 9728), (2432, 8896), (2641, 8192), (4096, 5282), (4448, 4864)]