21903056

素因数分解:

$2^4\times 7^1\times {\mathrm{269}}^1\times {\mathrm{727}}^1$

素因数の和:1011

約数の個数: 40

約数和(自身を含む): 48746880

約数和(自身を除く): 26843824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 269, 538, 727, 1076, 1454, 1883, 2152, 2908, 3766, 4304, 5089, 5816, 7532, 10178, 11632, 15064, 20356, 30128, 40712, 81424, 195563, 391126, 782252, 1368941, 1564504, 2737882, 3129008, 5475764, 10951528, 21903056]

約数ペア:

[(1, 21903056), (2, 10951528), (4, 5475764), (7, 3129008), (8, 2737882), (14, 1564504), (16, 1368941), (28, 782252), (56, 391126), (112, 195563), (269, 81424), (538, 40712), (727, 30128), (1076, 20356), (1454, 15064), (1883, 11632), (2152, 10178), (2908, 7532), (3766, 5816), (4304, 5089)]