21488118

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3313}}^1$

素因数の和:3388

約数の個数: 32

約数和(自身を含む): 45812736

約数和(自身を除く): 24324618

約数列:

[1, 2, 3, 6, 23, 46, 47, 69, 94, 138, 141, 282, 1081, 2162, 3243, 3313, 6486, 6626, 9939, 19878, 76199, 152398, 155711, 228597, 311422, 457194, 467133, 934266, 3581353, 7162706, 10744059, 21488118]

約数ペア:

[(1, 21488118), (2, 10744059), (3, 7162706), (6, 3581353), (23, 934266), (46, 467133), (47, 457194), (69, 311422), (94, 228597), (138, 155711), (141, 152398), (282, 76199), (1081, 19878), (2162, 9939), (3243, 6626), (3313, 6486)]