2133621

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 40

約数和(自身を含む): 3763584

約数和(自身を除く): 1629963

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 71, 81, 159, 189, 213, 371, 477, 497, 567, 639, 1113, 1431, 1491, 1917, 3339, 3763, 4293, 4473, 5751, 10017, 11289, 13419, 26341, 30051, 33867, 40257, 79023, 101601, 237069, 304803, 711207, 2133621]

約数ペア:

[(1, 2133621), (3, 711207), (7, 304803), (9, 237069), (21, 101601), (27, 79023), (53, 40257), (63, 33867), (71, 30051), (81, 26341), (159, 13419), (189, 11289), (213, 10017), (371, 5751), (477, 4473), (497, 4293), (567, 3763), (639, 3339), (1113, 1917), (1431, 1491)]