20210938695

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{38977}}^1$

素因数の和:39181

約数の個数: 64

約数和(自身を含む): 37718231040

約数和(自身を除く): 17507292345

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 167, 207, 345, 501, 621, 835, 1035, 1503, 2505, 3105, 3841, 4509, 7515, 11523, 19205, 22545, 34569, 38977, 57615, 103707, 116931, 172845, 194885, 350793, 518535, 584655, 896471, 1052379, 1753965, 2689413, 4482355, 5261895, 6509159, 8068239, 13447065, 19527477, 24204717, 32545795, 40341195, 58582431, 97637385, 121023585, 149710657, 175747293, 292912155, 449131971, 748553285, 878736465, 1347395913, 2245659855, 4042187739, 6736979565, 20210938695]

約数ペア:

[(1, 20210938695), (3, 6736979565), (5, 4042187739), (9, 2245659855), (15, 1347395913), (23, 878736465), (27, 748553285), (45, 449131971), (69, 292912155), (115, 175747293), (135, 149710657), (167, 121023585), (207, 97637385), (345, 58582431), (501, 40341195), (621, 32545795), (835, 24204717), (1035, 19527477), (1503, 13447065), (2505, 8068239), (3105, 6509159), (3841, 5261895), (4509, 4482355), (7515, 2689413), (11523, 1753965), (19205, 1052379), (22545, 896471), (34569, 584655), (38977, 518535), (57615, 350793), (103707, 194885), (116931, 172845)]