21168602

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:447

約数の個数: 48

約数和(自身を含む): 41109120

約数和(自身を除く): 19940518

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 169, 182, 299, 322, 338, 389, 598, 778, 1183, 2093, 2366, 2723, 3887, 4186, 5057, 5446, 7774, 8947, 10114, 17894, 27209, 35399, 54418, 62629, 65741, 70798, 116311, 125258, 131482, 232622, 460187, 814177, 920374, 1512043, 1628354, 3024086, 10584301, 21168602]

約数ペア:

[(1, 21168602), (2, 10584301), (7, 3024086), (13, 1628354), (14, 1512043), (23, 920374), (26, 814177), (46, 460187), (91, 232622), (161, 131482), (169, 125258), (182, 116311), (299, 70798), (322, 65741), (338, 62629), (389, 54418), (598, 35399), (778, 27209), (1183, 17894), (2093, 10114), (2366, 8947), (2723, 7774), (3887, 5446), (4186, 5057)]