21561036248

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{151693}}^1$

素因数の和:151971

約数の個数: 32

約数和(自身を含む): 41048396400

約数和(自身を除く): 19487360152

約数列:

[1, 2, 4, 8, 109, 163, 218, 326, 436, 652, 872, 1304, 17767, 35534, 71068, 142136, 151693, 303386, 606772, 1213544, 16534537, 24725959, 33069074, 49451918, 66138148, 98903836, 132276296, 197807672, 2695129531, 5390259062, 10780518124, 21561036248]

約数ペア:

[(1, 21561036248), (2, 10780518124), (4, 5390259062), (8, 2695129531), (109, 197807672), (163, 132276296), (218, 98903836), (326, 66138148), (436, 49451918), (652, 33069074), (872, 24725959), (1304, 16534537), (17767, 1213544), (35534, 606772), (71068, 303386), (142136, 151693)]