21279936

素因数分解:

$2^6\times 3^1\times {\mathrm{137}}^1\times {\mathrm{809}}^1$

素因数の和:961

約数の個数: 56

約数和(自身を含む): 56784240

約数和(自身を除く): 35504304

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 137, 192, 274, 411, 548, 809, 822, 1096, 1618, 1644, 2192, 2427, 3236, 3288, 4384, 4854, 6472, 6576, 8768, 9708, 12944, 13152, 19416, 25888, 26304, 38832, 51776, 77664, 110833, 155328, 221666, 332499, 443332, 664998, 886664, 1329996, 1773328, 2659992, 3546656, 5319984, 7093312, 10639968, 21279936]

約数ペア:

[(1, 21279936), (2, 10639968), (3, 7093312), (4, 5319984), (6, 3546656), (8, 2659992), (12, 1773328), (16, 1329996), (24, 886664), (32, 664998), (48, 443332), (64, 332499), (96, 221666), (137, 155328), (192, 110833), (274, 77664), (411, 51776), (548, 38832), (809, 26304), (822, 25888), (1096, 19416), (1618, 13152), (1644, 12944), (2192, 9708), (2427, 8768), (3236, 6576), (3288, 6472), (4384, 4854)]