21909984

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{9923}}^1$

素因数の和:9959

約数の個数: 48

約数和(自身を含む): 60020352

約数和(自身を除く): 38110368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 92, 96, 138, 184, 276, 368, 552, 736, 1104, 2208, 9923, 19846, 29769, 39692, 59538, 79384, 119076, 158768, 228229, 238152, 317536, 456458, 476304, 684687, 912916, 952608, 1369374, 1825832, 2738748, 3651664, 5477496, 7303328, 10954992, 21909984]

約数ペア:

[(1, 21909984), (2, 10954992), (3, 7303328), (4, 5477496), (6, 3651664), (8, 2738748), (12, 1825832), (16, 1369374), (23, 952608), (24, 912916), (32, 684687), (46, 476304), (48, 456458), (69, 317536), (92, 238152), (96, 228229), (138, 158768), (184, 119076), (276, 79384), (368, 59538), (552, 39692), (736, 29769), (1104, 19846), (2208, 9923)]