21583590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1301}}^1$

素因数の和:1397

約数の個数: 64

約数和(自身を含む): 59996160

約数和(自身を除く): 38412570

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 79, 105, 158, 210, 237, 395, 474, 553, 790, 1106, 1185, 1301, 1659, 2370, 2602, 2765, 3318, 3903, 5530, 6505, 7806, 8295, 9107, 13010, 16590, 18214, 19515, 27321, 39030, 45535, 54642, 91070, 102779, 136605, 205558, 273210, 308337, 513895, 616674, 719453, 1027790, 1438906, 1541685, 2158359, 3083370, 3597265, 4316718, 7194530, 10791795, 21583590]

約数ペア:

[(1, 21583590), (2, 10791795), (3, 7194530), (5, 4316718), (6, 3597265), (7, 3083370), (10, 2158359), (14, 1541685), (15, 1438906), (21, 1027790), (30, 719453), (35, 616674), (42, 513895), (70, 308337), (79, 273210), (105, 205558), (158, 136605), (210, 102779), (237, 91070), (395, 54642), (474, 45535), (553, 39030), (790, 27321), (1106, 19515), (1185, 18214), (1301, 16590), (1659, 13010), (2370, 9107), (2602, 8295), (2765, 7806), (3318, 6505), (3903, 5530)]