21786112

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{2503}}^1$

素因数の和:2538

約数の個数: 40

約数和(自身を含む): 46108656

約数和(自身を除く): 24322544

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1088, 2176, 2503, 4352, 5006, 8704, 10012, 20024, 40048, 42551, 80096, 85102, 160192, 170204, 320384, 340408, 640768, 680816, 1281536, 1361632, 2723264, 5446528, 10893056, 21786112]

約数ペア:

[(1, 21786112), (2, 10893056), (4, 5446528), (8, 2723264), (16, 1361632), (17, 1281536), (32, 680816), (34, 640768), (64, 340408), (68, 320384), (128, 170204), (136, 160192), (256, 85102), (272, 80096), (512, 42551), (544, 40048), (1088, 20024), (2176, 10012), (2503, 8704), (4352, 5006)]