21832064

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 47001600

約数和(自身を除く): 25169536

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 64, 76, 94, 128, 152, 188, 191, 304, 376, 382, 608, 752, 764, 893, 1216, 1504, 1528, 1786, 2432, 3008, 3056, 3572, 3629, 6016, 6112, 7144, 7258, 8977, 12224, 14288, 14516, 17954, 24448, 28576, 29032, 35908, 57152, 58064, 71816, 114304, 116128, 143632, 170563, 232256, 287264, 341126, 464512, 574528, 682252, 1149056, 1364504, 2729008, 5458016, 10916032, 21832064]

約数ペア:

[(1, 21832064), (2, 10916032), (4, 5458016), (8, 2729008), (16, 1364504), (19, 1149056), (32, 682252), (38, 574528), (47, 464512), (64, 341126), (76, 287264), (94, 232256), (128, 170563), (152, 143632), (188, 116128), (191, 114304), (304, 71816), (376, 58064), (382, 57152), (608, 35908), (752, 29032), (764, 28576), (893, 24448), (1216, 17954), (1504, 14516), (1528, 14288), (1786, 12224), (2432, 8977), (3008, 7258), (3056, 7144), (3572, 6112), (3629, 6016)]