21133644

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:215

約数の個数: 96

約数和(自身を含む): 59222016

約数和(自身を除く): 38088372

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 53, 84, 94, 101, 106, 141, 159, 188, 202, 212, 282, 303, 318, 329, 371, 404, 564, 606, 636, 658, 707, 742, 987, 1113, 1212, 1316, 1414, 1484, 1974, 2121, 2226, 2491, 2828, 3948, 4242, 4452, 4747, 4982, 5353, 7473, 8484, 9494, 9964, 10706, 14241, 14946, 16059, 17437, 18988, 21412, 28482, 29892, 32118, 33229, 34874, 37471, 52311, 56964, 64236, 66458, 69748, 74942, 99687, 104622, 112413, 132916, 149884, 199374, 209244, 224826, 251591, 398748, 449652, 503182, 754773, 1006364, 1509546, 1761137, 3019092, 3522274, 5283411, 7044548, 10566822, 21133644]

約数ペア:

[(1, 21133644), (2, 10566822), (3, 7044548), (4, 5283411), (6, 3522274), (7, 3019092), (12, 1761137), (14, 1509546), (21, 1006364), (28, 754773), (42, 503182), (47, 449652), (53, 398748), (84, 251591), (94, 224826), (101, 209244), (106, 199374), (141, 149884), (159, 132916), (188, 112413), (202, 104622), (212, 99687), (282, 74942), (303, 69748), (318, 66458), (329, 64236), (371, 56964), (404, 52311), (564, 37471), (606, 34874), (636, 33229), (658, 32118), (707, 29892), (742, 28482), (987, 21412), (1113, 18988), (1212, 17437), (1316, 16059), (1414, 14946), (1484, 14241), (1974, 10706), (2121, 9964), (2226, 9494), (2491, 8484), (2828, 7473), (3948, 5353), (4242, 4982), (4452, 4747)]