21724704

素因数分解:

$2^5\times 3^2\times {\mathrm{241}}^1\times {\mathrm{313}}^1$

素因数の和:570

約数の個数: 72

約数和(自身を含む): 62234172

約数和(自身を除く): 40509468

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 241, 288, 313, 482, 626, 723, 939, 964, 1252, 1446, 1878, 1928, 2169, 2504, 2817, 2892, 3756, 3856, 4338, 5008, 5634, 5784, 7512, 7712, 8676, 10016, 11268, 11568, 15024, 17352, 22536, 23136, 30048, 34704, 45072, 69408, 75433, 90144, 150866, 226299, 301732, 452598, 603464, 678897, 905196, 1206928, 1357794, 1810392, 2413856, 2715588, 3620784, 5431176, 7241568, 10862352, 21724704]

約数ペア:

[(1, 21724704), (2, 10862352), (3, 7241568), (4, 5431176), (6, 3620784), (8, 2715588), (9, 2413856), (12, 1810392), (16, 1357794), (18, 1206928), (24, 905196), (32, 678897), (36, 603464), (48, 452598), (72, 301732), (96, 226299), (144, 150866), (241, 90144), (288, 75433), (313, 69408), (482, 45072), (626, 34704), (723, 30048), (939, 23136), (964, 22536), (1252, 17352), (1446, 15024), (1878, 11568), (1928, 11268), (2169, 10016), (2504, 8676), (2817, 7712), (2892, 7512), (3756, 5784), (3856, 5634), (4338, 5008)]