21727488

素因数分解:

$2^8\times 3^1\times {\mathrm{19}}^1\times {\mathrm{1489}}^1$

素因数の和:1527

約数の個数: 72

約数和(自身を含む): 60911200

約数和(自身を除く): 39183712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 256, 304, 384, 456, 608, 768, 912, 1216, 1489, 1824, 2432, 2978, 3648, 4467, 4864, 5956, 7296, 8934, 11912, 14592, 17868, 23824, 28291, 35736, 47648, 56582, 71472, 84873, 95296, 113164, 142944, 169746, 190592, 226328, 285888, 339492, 381184, 452656, 571776, 678984, 905312, 1143552, 1357968, 1810624, 2715936, 3621248, 5431872, 7242496, 10863744, 21727488]

約数ペア:

[(1, 21727488), (2, 10863744), (3, 7242496), (4, 5431872), (6, 3621248), (8, 2715936), (12, 1810624), (16, 1357968), (19, 1143552), (24, 905312), (32, 678984), (38, 571776), (48, 452656), (57, 381184), (64, 339492), (76, 285888), (96, 226328), (114, 190592), (128, 169746), (152, 142944), (192, 113164), (228, 95296), (256, 84873), (304, 71472), (384, 56582), (456, 47648), (608, 35736), (768, 28291), (912, 23824), (1216, 17868), (1489, 14592), (1824, 11912), (2432, 8934), (2978, 7296), (3648, 5956), (4467, 4864)]