21837574

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{587}}^1$

素因数の和:708

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 16264826

約数列:

[1, 2, 11, 19, 22, 38, 89, 178, 209, 418, 587, 979, 1174, 1691, 1958, 3382, 6457, 11153, 12914, 18601, 22306, 37202, 52243, 104486, 122683, 245366, 574673, 992617, 1149346, 1985234, 10918787, 21837574]

約数ペア:

[(1, 21837574), (2, 10918787), (11, 1985234), (19, 1149346), (22, 992617), (38, 574673), (89, 245366), (178, 122683), (209, 104486), (418, 52243), (587, 37202), (979, 22306), (1174, 18601), (1691, 12914), (1958, 11153), (3382, 6457)]