21543318

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3061}}^1$

素因数の和:3109

約数の個数: 48

約数和(自身を含む): 51588576

約数和(自身を除く): 30045258

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 34, 46, 51, 69, 102, 138, 153, 207, 306, 391, 414, 782, 1173, 2346, 3061, 3519, 6122, 7038, 9183, 18366, 27549, 52037, 55098, 70403, 104074, 140806, 156111, 211209, 312222, 422418, 468333, 633627, 936666, 1196851, 1267254, 2393702, 3590553, 7181106, 10771659, 21543318]

約数ペア:

[(1, 21543318), (2, 10771659), (3, 7181106), (6, 3590553), (9, 2393702), (17, 1267254), (18, 1196851), (23, 936666), (34, 633627), (46, 468333), (51, 422418), (69, 312222), (102, 211209), (138, 156111), (153, 140806), (207, 104074), (306, 70403), (391, 55098), (414, 52037), (782, 27549), (1173, 18366), (2346, 9183), (3061, 7038), (3519, 6122)]