22031289

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2347}}^1$

素因数の和:2509

約数の個数: 24

約数和(自身を含む): 36628800

約数和(自身を除く): 14597511

約数列:

[1, 3, 7, 9, 21, 63, 149, 447, 1043, 1341, 2347, 3129, 7041, 9387, 16429, 21123, 49287, 147861, 349703, 1049109, 2447921, 3147327, 7343763, 22031289]

約数ペア:

[(1, 22031289), (3, 7343763), (7, 3147327), (9, 2447921), (21, 1049109), (63, 349703), (149, 147861), (447, 49287), (1043, 21123), (1341, 16429), (2347, 9387), (3129, 7041)]