21452672

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{8821}}^1$

素因数の和:8854

約数の個数: 32

約数和(自身を含む): 44992200

約数和(自身を除く): 23539528

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 8821, 17642, 35284, 70568, 141136, 167599, 282272, 335198, 564544, 670396, 1129088, 1340792, 2681584, 5363168, 10726336, 21452672]

約数ペア:

[(1, 21452672), (2, 10726336), (4, 5363168), (8, 2681584), (16, 1340792), (19, 1129088), (32, 670396), (38, 564544), (64, 335198), (76, 282272), (128, 167599), (152, 141136), (304, 70568), (608, 35284), (1216, 17642), (2432, 8821)]