21224349

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{4597}}^1$

素因数の和:4631

約数の個数: 24

約数和(自身を含む): 33473440

約数和(自身を除く): 12249091

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 4597, 4617, 13791, 41373, 87343, 124119, 262029, 372357, 786087, 1117071, 2358261, 7074783, 21224349]

約数ペア:

[(1, 21224349), (3, 7074783), (9, 2358261), (19, 1117071), (27, 786087), (57, 372357), (81, 262029), (171, 124119), (243, 87343), (513, 41373), (1539, 13791), (4597, 4617)]