21155584

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{3593}}^1$

素因数の和:3632

約数の個数: 36

約数和(自身を含む): 44076816

約数和(自身を除く): 22921232

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 736, 1472, 2944, 3593, 5888, 7186, 14372, 28744, 57488, 82639, 114976, 165278, 229952, 330556, 459904, 661112, 919808, 1322224, 2644448, 5288896, 10577792, 21155584]

約数ペア:

[(1, 21155584), (2, 10577792), (4, 5288896), (8, 2644448), (16, 1322224), (23, 919808), (32, 661112), (46, 459904), (64, 330556), (92, 229952), (128, 165278), (184, 114976), (256, 82639), (368, 57488), (736, 28744), (1472, 14372), (2944, 7186), (3593, 5888)]