21974652

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{9689}}^1$

素因数の和:9712

約数の個数: 60

約数和(自身を含む): 65659440

約数和(自身を除く): 43684788

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 9689, 19378, 29067, 38756, 58134, 67823, 87201, 116268, 135646, 174402, 203469, 261603, 271292, 348804, 406938, 523206, 610407, 784809, 813876, 1046412, 1220814, 1569618, 1831221, 2441628, 3139236, 3662442, 5493663, 7324884, 10987326, 21974652]

約数ペア:

[(1, 21974652), (2, 10987326), (3, 7324884), (4, 5493663), (6, 3662442), (7, 3139236), (9, 2441628), (12, 1831221), (14, 1569618), (18, 1220814), (21, 1046412), (27, 813876), (28, 784809), (36, 610407), (42, 523206), (54, 406938), (63, 348804), (81, 271292), (84, 261603), (108, 203469), (126, 174402), (162, 135646), (189, 116268), (252, 87201), (324, 67823), (378, 58134), (567, 38756), (756, 29067), (1134, 19378), (2268, 9689)]