21543632

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1123}}^1$

素因数の和:1251

約数の個数: 40

約数和(自身を含む): 45994080

約数和(自身を除く): 24450448

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 109, 176, 218, 436, 872, 1123, 1199, 1744, 2246, 2398, 4492, 4796, 8984, 9592, 12353, 17968, 19184, 24706, 49412, 98824, 122407, 197648, 244814, 489628, 979256, 1346477, 1958512, 2692954, 5385908, 10771816, 21543632]

約数ペア:

[(1, 21543632), (2, 10771816), (4, 5385908), (8, 2692954), (11, 1958512), (16, 1346477), (22, 979256), (44, 489628), (88, 244814), (109, 197648), (176, 122407), (218, 98824), (436, 49412), (872, 24706), (1123, 19184), (1199, 17968), (1744, 12353), (2246, 9592), (2398, 8984), (4492, 4796)]