21467408904

素因数分解:

$2^3\times 3^2\times {\mathrm{509}}^1\times {\mathrm{643}}^1\times {\mathrm{911}}^1$

素因数の和:2075

約数の個数: 96

約数和(自身を含む): 58409769600

約数和(自身を除く): 36942360696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 509, 643, 911, 1018, 1286, 1527, 1822, 1929, 2036, 2572, 2733, 3054, 3644, 3858, 4072, 4581, 5144, 5466, 5787, 6108, 7288, 7716, 8199, 9162, 10932, 11574, 12216, 15432, 16398, 18324, 21864, 23148, 32796, 36648, 46296, 65592, 327287, 463699, 585773, 654574, 927398, 981861, 1171546, 1309148, 1391097, 1757319, 1854796, 1963722, 2343092, 2618296, 2782194, 2945583, 3514638, 3709592, 3927444, 4173291, 4686184, 5271957, 5564388, 5891166, 7029276, 7854888, 8346582, 10543914, 11128776, 11782332, 14058552, 16693164, 21087828, 23564664, 33386328, 42175656, 298158457, 596316914, 894475371, 1192633828, 1788950742, 2385267656, 2683426113, 3577901484, 5366852226, 7155802968, 10733704452, 21467408904]

約数ペア:

[(1, 21467408904), (2, 10733704452), (3, 7155802968), (4, 5366852226), (6, 3577901484), (8, 2683426113), (9, 2385267656), (12, 1788950742), (18, 1192633828), (24, 894475371), (36, 596316914), (72, 298158457), (509, 42175656), (643, 33386328), (911, 23564664), (1018, 21087828), (1286, 16693164), (1527, 14058552), (1822, 11782332), (1929, 11128776), (2036, 10543914), (2572, 8346582), (2733, 7854888), (3054, 7029276), (3644, 5891166), (3858, 5564388), (4072, 5271957), (4581, 4686184), (5144, 4173291), (5466, 3927444), (5787, 3709592), (6108, 3514638), (7288, 2945583), (7716, 2782194), (8199, 2618296), (9162, 2343092), (10932, 1963722), (11574, 1854796), (12216, 1757319), (15432, 1391097), (16398, 1309148), (18324, 1171546), (21864, 981861), (23148, 927398), (32796, 654574), (36648, 585773), (46296, 463699), (65592, 327287)]