21903670476

素因数分解:

$2^2\times 3^2\times {\mathrm{173}}^1\times {\mathrm{1231}}^1\times {\mathrm{2857}}^1$

素因数の和:4271

約数の個数: 72

約数和(自身を含む): 55752400704

約数和(自身を除く): 33848730228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 173, 346, 519, 692, 1038, 1231, 1557, 2076, 2462, 2857, 3114, 3693, 4924, 5714, 6228, 7386, 8571, 11079, 11428, 14772, 17142, 22158, 25713, 34284, 44316, 51426, 102852, 212963, 425926, 494261, 638889, 851852, 988522, 1277778, 1482783, 1916667, 1977044, 2555556, 2965566, 3516967, 3833334, 4448349, 5931132, 7033934, 7666668, 8896698, 10550901, 14067868, 17793396, 21101802, 31652703, 42203604, 63305406, 126610812, 608435291, 1216870582, 1825305873, 2433741164, 3650611746, 5475917619, 7301223492, 10951835238, 21903670476]

約数ペア:

[(1, 21903670476), (2, 10951835238), (3, 7301223492), (4, 5475917619), (6, 3650611746), (9, 2433741164), (12, 1825305873), (18, 1216870582), (36, 608435291), (173, 126610812), (346, 63305406), (519, 42203604), (692, 31652703), (1038, 21101802), (1231, 17793396), (1557, 14067868), (2076, 10550901), (2462, 8896698), (2857, 7666668), (3114, 7033934), (3693, 5931132), (4924, 4448349), (5714, 3833334), (6228, 3516967), (7386, 2965566), (8571, 2555556), (11079, 1977044), (11428, 1916667), (14772, 1482783), (17142, 1277778), (22158, 988522), (25713, 851852), (34284, 638889), (44316, 494261), (51426, 425926), (102852, 212963)]