21739646

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 35754048

約数和(自身を除く): 14014402

約数列:

[1, 2, 23, 37, 46, 53, 74, 106, 241, 482, 851, 1219, 1702, 1961, 2438, 3922, 5543, 8917, 11086, 12773, 17834, 25546, 45103, 90206, 205091, 293779, 410182, 472601, 587558, 945202, 10869823, 21739646]

約数ペア:

[(1, 21739646), (2, 10869823), (23, 945202), (37, 587558), (46, 472601), (53, 410182), (74, 293779), (106, 205091), (241, 90206), (482, 45103), (851, 25546), (1219, 17834), (1702, 12773), (1961, 11086), (2438, 8917), (3922, 5543)]