21031663008

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{54647}}^1$

素因数の和:54890

約数の個数: 96

約数和(自身を含む): 58390295040

約数和(自身を除く): 37358632032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 211, 228, 304, 422, 456, 608, 633, 844, 912, 1266, 1688, 1824, 2532, 3376, 4009, 5064, 6752, 8018, 10128, 12027, 16036, 20256, 24054, 32072, 48108, 54647, 64144, 96216, 109294, 128288, 163941, 192432, 218588, 327882, 384864, 437176, 655764, 874352, 1038293, 1311528, 1748704, 2076586, 2623056, 3114879, 4153172, 5246112, 6229758, 8306344, 11530517, 12459516, 16612688, 23061034, 24919032, 33225376, 34591551, 46122068, 49838064, 69183102, 92244136, 99676128, 138366204, 184488272, 219079823, 276732408, 368976544, 438159646, 553464816, 657239469, 876319292, 1106929632, 1314478938, 1752638584, 2628957876, 3505277168, 5257915752, 7010554336, 10515831504, 21031663008]

約数ペア:

[(1, 21031663008), (2, 10515831504), (3, 7010554336), (4, 5257915752), (6, 3505277168), (8, 2628957876), (12, 1752638584), (16, 1314478938), (19, 1106929632), (24, 876319292), (32, 657239469), (38, 553464816), (48, 438159646), (57, 368976544), (76, 276732408), (96, 219079823), (114, 184488272), (152, 138366204), (211, 99676128), (228, 92244136), (304, 69183102), (422, 49838064), (456, 46122068), (608, 34591551), (633, 33225376), (844, 24919032), (912, 23061034), (1266, 16612688), (1688, 12459516), (1824, 11530517), (2532, 8306344), (3376, 6229758), (4009, 5246112), (5064, 4153172), (6752, 3114879), (8018, 2623056), (10128, 2076586), (12027, 1748704), (16036, 1311528), (20256, 1038293), (24054, 874352), (32072, 655764), (48108, 437176), (54647, 384864), (64144, 327882), (96216, 218588), (109294, 192432), (128288, 163941)]