21463335

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{16447}}^1$

素因数の和:16487

約数の個数: 24

約数和(自身を含む): 38488320

約数和(自身を除く): 17024985

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 16447, 49341, 82235, 148023, 246705, 476963, 740115, 1430889, 2384815, 4292667, 7154445, 21463335]

約数ペア:

[(1, 21463335), (3, 7154445), (5, 4292667), (9, 2384815), (15, 1430889), (29, 740115), (45, 476963), (87, 246705), (145, 148023), (261, 82235), (435, 49341), (1305, 16447)]