21864448

素因数分解:

$2^{13}\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:200

約数の個数: 56

約数和(自身を含む): 46593252

約数和(自身を除く): 24728804

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 157, 256, 272, 314, 512, 544, 628, 1024, 1088, 1256, 2048, 2176, 2512, 2669, 4096, 4352, 5024, 5338, 8192, 8704, 10048, 10676, 17408, 20096, 21352, 34816, 40192, 42704, 69632, 80384, 85408, 139264, 160768, 170816, 321536, 341632, 643072, 683264, 1286144, 1366528, 2733056, 5466112, 10932224, 21864448]

約数ペア:

[(1, 21864448), (2, 10932224), (4, 5466112), (8, 2733056), (16, 1366528), (17, 1286144), (32, 683264), (34, 643072), (64, 341632), (68, 321536), (128, 170816), (136, 160768), (157, 139264), (256, 85408), (272, 80384), (314, 69632), (512, 42704), (544, 40192), (628, 34816), (1024, 21352), (1088, 20096), (1256, 17408), (2048, 10676), (2176, 10048), (2512, 8704), (2669, 8192), (4096, 5338), (4352, 5024)]