21941304

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:441

約数の個数: 128

約数和(自身を含む): 70778880

約数和(自身を除く): 48837576

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 31, 33, 42, 44, 56, 62, 66, 77, 84, 88, 93, 124, 132, 154, 168, 186, 217, 231, 248, 264, 308, 341, 372, 383, 434, 462, 616, 651, 682, 744, 766, 868, 924, 1023, 1149, 1302, 1364, 1532, 1736, 1848, 2046, 2298, 2387, 2604, 2681, 2728, 3064, 4092, 4213, 4596, 4774, 5208, 5362, 7161, 8043, 8184, 8426, 9192, 9548, 10724, 11873, 12639, 14322, 16086, 16852, 19096, 21448, 23746, 25278, 28644, 29491, 32172, 33704, 35619, 47492, 50556, 57288, 58982, 64344, 71238, 83111, 88473, 94984, 101112, 117964, 130603, 142476, 166222, 176946, 235928, 249333, 261206, 284952, 332444, 353892, 391809, 498666, 522412, 664888, 707784, 783618, 914221, 997332, 1044824, 1567236, 1828442, 1994664, 2742663, 3134472, 3656884, 5485326, 7313768, 10970652, 21941304]

約数ペア:

[(1, 21941304), (2, 10970652), (3, 7313768), (4, 5485326), (6, 3656884), (7, 3134472), (8, 2742663), (11, 1994664), (12, 1828442), (14, 1567236), (21, 1044824), (22, 997332), (24, 914221), (28, 783618), (31, 707784), (33, 664888), (42, 522412), (44, 498666), (56, 391809), (62, 353892), (66, 332444), (77, 284952), (84, 261206), (88, 249333), (93, 235928), (124, 176946), (132, 166222), (154, 142476), (168, 130603), (186, 117964), (217, 101112), (231, 94984), (248, 88473), (264, 83111), (308, 71238), (341, 64344), (372, 58982), (383, 57288), (434, 50556), (462, 47492), (616, 35619), (651, 33704), (682, 32172), (744, 29491), (766, 28644), (868, 25278), (924, 23746), (1023, 21448), (1149, 19096), (1302, 16852), (1364, 16086), (1532, 14322), (1736, 12639), (1848, 11873), (2046, 10724), (2298, 9548), (2387, 9192), (2604, 8426), (2681, 8184), (2728, 8043), (3064, 7161), (4092, 5362), (4213, 5208), (4596, 4774)]