21085032

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{51679}}^1$

素因数の和:51705

約数の個数: 32

約数和(自身を含む): 55814400

約数和(自身を除く): 34729368

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 51679, 103358, 155037, 206716, 310074, 413432, 620148, 878543, 1240296, 1757086, 2635629, 3514172, 5271258, 7028344, 10542516, 21085032]

約数ペア:

[(1, 21085032), (2, 10542516), (3, 7028344), (4, 5271258), (6, 3514172), (8, 2635629), (12, 1757086), (17, 1240296), (24, 878543), (34, 620148), (51, 413432), (68, 310074), (102, 206716), (136, 155037), (204, 103358), (408, 51679)]