21467648

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{1823}}^1$

素因数の和:1864

約数の個数: 40

約数和(自身を含む): 44782848

約数和(自身を除く): 23315200

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 512, 736, 1472, 1823, 2944, 3646, 5888, 7292, 11776, 14584, 29168, 41929, 58336, 83858, 116672, 167716, 233344, 335432, 466688, 670864, 933376, 1341728, 2683456, 5366912, 10733824, 21467648]

約数ペア:

[(1, 21467648), (2, 10733824), (4, 5366912), (8, 2683456), (16, 1341728), (23, 933376), (32, 670864), (46, 466688), (64, 335432), (92, 233344), (128, 167716), (184, 116672), (256, 83858), (368, 58336), (512, 41929), (736, 29168), (1472, 14584), (1823, 11776), (2944, 7292), (3646, 5888)]