21392316

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^2\times {\mathrm{1637}}^1$

素因数の和:1672

約数の個数: 72

約数和(自身を含む): 60999120

約数和(自身を除く): 39606804

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 121, 132, 198, 242, 297, 363, 396, 484, 594, 726, 1089, 1188, 1452, 1637, 2178, 3267, 3274, 4356, 4911, 6534, 6548, 9822, 13068, 14733, 18007, 19644, 29466, 36014, 44199, 54021, 58932, 72028, 88398, 108042, 162063, 176796, 198077, 216084, 324126, 396154, 486189, 594231, 648252, 792308, 972378, 1188462, 1782693, 1944756, 2376924, 3565386, 5348079, 7130772, 10696158, 21392316]

約数ペア:

[(1, 21392316), (2, 10696158), (3, 7130772), (4, 5348079), (6, 3565386), (9, 2376924), (11, 1944756), (12, 1782693), (18, 1188462), (22, 972378), (27, 792308), (33, 648252), (36, 594231), (44, 486189), (54, 396154), (66, 324126), (99, 216084), (108, 198077), (121, 176796), (132, 162063), (198, 108042), (242, 88398), (297, 72028), (363, 58932), (396, 54021), (484, 44199), (594, 36014), (726, 29466), (1089, 19644), (1188, 18007), (1452, 14733), (1637, 13068), (2178, 9822), (3267, 6548), (3274, 6534), (4356, 4911)]