2021516

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 4376064

約数和(自身を除く): 2354548

約数列:

[1, 2, 4, 7, 14, 23, 28, 43, 46, 73, 86, 92, 146, 161, 172, 292, 301, 322, 511, 602, 644, 989, 1022, 1204, 1679, 1978, 2044, 3139, 3358, 3956, 6278, 6716, 6923, 11753, 12556, 13846, 21973, 23506, 27692, 43946, 47012, 72197, 87892, 144394, 288788, 505379, 1010758, 2021516]

約数ペア:

[(1, 2021516), (2, 1010758), (4, 505379), (7, 288788), (14, 144394), (23, 87892), (28, 72197), (43, 47012), (46, 43946), (73, 27692), (86, 23506), (92, 21973), (146, 13846), (161, 12556), (172, 11753), (292, 6923), (301, 6716), (322, 6278), (511, 3956), (602, 3358), (644, 3139), (989, 2044), (1022, 1978), (1204, 1679)]