20974758

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21713}}^1$

素因数の和:21748

約数の個数: 32

約数和(自身を含む): 50029056

約数和(自身を除く): 29054298

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 966, 21713, 43426, 65139, 130278, 151991, 303982, 455973, 499399, 911946, 998798, 1498197, 2996394, 3495793, 6991586, 10487379, 20974758]

約数ペア:

[(1, 20974758), (2, 10487379), (3, 6991586), (6, 3495793), (7, 2996394), (14, 1498197), (21, 998798), (23, 911946), (42, 499399), (46, 455973), (69, 303982), (138, 151991), (161, 130278), (322, 65139), (483, 43426), (966, 21713)]