21432528

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^2$

素因数の和:241

約数の個数: 90

約数和(自身を含む): 65204594

約数和(自身を除く): 43772066

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 107, 117, 144, 156, 208, 214, 234, 312, 321, 428, 468, 624, 642, 856, 936, 963, 1284, 1391, 1712, 1872, 1926, 2568, 2782, 3852, 4173, 5136, 5564, 7704, 8346, 11128, 11449, 12519, 15408, 16692, 22256, 22898, 25038, 33384, 34347, 45796, 50076, 66768, 68694, 91592, 100152, 103041, 137388, 148837, 183184, 200304, 206082, 274776, 297674, 412164, 446511, 549552, 595348, 824328, 893022, 1190696, 1339533, 1648656, 1786044, 2381392, 2679066, 3572088, 5358132, 7144176, 10716264, 21432528]

約数ペア:

[(1, 21432528), (2, 10716264), (3, 7144176), (4, 5358132), (6, 3572088), (8, 2679066), (9, 2381392), (12, 1786044), (13, 1648656), (16, 1339533), (18, 1190696), (24, 893022), (26, 824328), (36, 595348), (39, 549552), (48, 446511), (52, 412164), (72, 297674), (78, 274776), (104, 206082), (107, 200304), (117, 183184), (144, 148837), (156, 137388), (208, 103041), (214, 100152), (234, 91592), (312, 68694), (321, 66768), (428, 50076), (468, 45796), (624, 34347), (642, 33384), (856, 25038), (936, 22898), (963, 22256), (1284, 16692), (1391, 15408), (1712, 12519), (1872, 11449), (1926, 11128), (2568, 8346), (2782, 7704), (3852, 5564), (4173, 5136)]