21823326

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:358

約数の個数: 72

約数和(自身を含む): 55752840

約数和(自身を除く): 33929514

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 109, 126, 147, 218, 227, 294, 327, 441, 454, 654, 681, 763, 882, 981, 1362, 1526, 1589, 1962, 2043, 2289, 3178, 4086, 4578, 4767, 5341, 6867, 9534, 10682, 11123, 13734, 14301, 16023, 22246, 24743, 28602, 32046, 33369, 48069, 49486, 66738, 74229, 96138, 100107, 148458, 173201, 200214, 222687, 346402, 445374, 519603, 1039206, 1212407, 1558809, 2424814, 3117618, 3637221, 7274442, 10911663, 21823326]

約数ペア:

[(1, 21823326), (2, 10911663), (3, 7274442), (6, 3637221), (7, 3117618), (9, 2424814), (14, 1558809), (18, 1212407), (21, 1039206), (42, 519603), (49, 445374), (63, 346402), (98, 222687), (109, 200214), (126, 173201), (147, 148458), (218, 100107), (227, 96138), (294, 74229), (327, 66738), (441, 49486), (454, 48069), (654, 33369), (681, 32046), (763, 28602), (882, 24743), (981, 22246), (1362, 16023), (1526, 14301), (1589, 13734), (1962, 11123), (2043, 10682), (2289, 9534), (3178, 6867), (4086, 5341), (4578, 4767)]