21884283

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 33929280

約数和(自身を除く): 12044997

約数列:

[1, 3, 9, 27, 41, 53, 123, 159, 369, 373, 477, 1107, 1119, 1431, 2173, 3357, 6519, 10071, 15293, 19557, 19769, 45879, 58671, 59307, 137637, 177921, 412911, 533763, 810529, 2431587, 7294761, 21884283]

約数ペア:

[(1, 21884283), (3, 7294761), (9, 2431587), (27, 810529), (41, 533763), (53, 412911), (123, 177921), (159, 137637), (369, 59307), (373, 58671), (477, 45879), (1107, 19769), (1119, 19557), (1431, 15293), (2173, 10071), (3357, 6519)]