21447072

素因数分解:

$2^5\times 3^3\times {\mathrm{103}}^1\times {\mathrm{241}}^1$

素因数の和:363

約数の個数: 96

約数和(自身を含む): 63423360

約数和(自身を除く): 41976288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 103, 108, 144, 206, 216, 241, 288, 309, 412, 432, 482, 618, 723, 824, 864, 927, 964, 1236, 1446, 1648, 1854, 1928, 2169, 2472, 2781, 2892, 3296, 3708, 3856, 4338, 4944, 5562, 5784, 6507, 7416, 7712, 8676, 9888, 11124, 11568, 13014, 14832, 17352, 22248, 23136, 24823, 26028, 29664, 34704, 44496, 49646, 52056, 69408, 74469, 88992, 99292, 104112, 148938, 198584, 208224, 223407, 297876, 397168, 446814, 595752, 670221, 794336, 893628, 1191504, 1340442, 1787256, 2383008, 2680884, 3574512, 5361768, 7149024, 10723536, 21447072]

約数ペア:

[(1, 21447072), (2, 10723536), (3, 7149024), (4, 5361768), (6, 3574512), (8, 2680884), (9, 2383008), (12, 1787256), (16, 1340442), (18, 1191504), (24, 893628), (27, 794336), (32, 670221), (36, 595752), (48, 446814), (54, 397168), (72, 297876), (96, 223407), (103, 208224), (108, 198584), (144, 148938), (206, 104112), (216, 99292), (241, 88992), (288, 74469), (309, 69408), (412, 52056), (432, 49646), (482, 44496), (618, 34704), (723, 29664), (824, 26028), (864, 24823), (927, 23136), (964, 22248), (1236, 17352), (1446, 14832), (1648, 13014), (1854, 11568), (1928, 11124), (2169, 9888), (2472, 8676), (2781, 7712), (2892, 7416), (3296, 6507), (3708, 5784), (3856, 5562), (4338, 4944)]