21327872

素因数分解:

$2^{12}\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:192

約数の個数: 52

約数和(自身を含む): 44034816

約数和(自身を除く): 22706944

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 127, 128, 164, 254, 256, 328, 508, 512, 656, 1016, 1024, 1312, 2032, 2048, 2624, 4064, 4096, 5207, 5248, 8128, 10414, 10496, 16256, 20828, 20992, 32512, 41656, 41984, 65024, 83312, 83968, 130048, 166624, 167936, 260096, 333248, 520192, 666496, 1332992, 2665984, 5331968, 10663936, 21327872]

約数ペア:

[(1, 21327872), (2, 10663936), (4, 5331968), (8, 2665984), (16, 1332992), (32, 666496), (41, 520192), (64, 333248), (82, 260096), (127, 167936), (128, 166624), (164, 130048), (254, 83968), (256, 83312), (328, 65024), (508, 41984), (512, 41656), (656, 32512), (1016, 20992), (1024, 20828), (1312, 16256), (2032, 10496), (2048, 10414), (2624, 8128), (4064, 5248), (4096, 5207)]