21463410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{13499}}^1$

素因数の和:13562

約数の個数: 32

約数和(自身を含む): 52488000

約数和(自身を除く): 31024590

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 13499, 26998, 40497, 67495, 80994, 134990, 202485, 404970, 715447, 1430894, 2146341, 3577235, 4292682, 7154470, 10731705, 21463410]

約数ペア:

[(1, 21463410), (2, 10731705), (3, 7154470), (5, 4292682), (6, 3577235), (10, 2146341), (15, 1430894), (30, 715447), (53, 404970), (106, 202485), (159, 134990), (265, 80994), (318, 67495), (530, 40497), (795, 26998), (1590, 13499)]