21712152

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:437

約数の個数: 128

約数和(自身を含む): 70041600

約数和(自身を除く): 48329448

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, 379, 434, 462, 616, 651, 682, 744, 758, 868, 924, 1023, 1137, 1302, 1364, 1516, 1736, 1848, 2046, 2274, 2387, 2604, 2653, 2728, 3032, 4092, 4169, 4548, 4774, 5208, 5306, 7161, 7959, 8184, 8338, 9096, 9548, 10612, 11749, 12507, 14322, 15918, 16676, 19096, 21224, 23498, 25014, 28644, 29183, 31836, 33352, 35247, 46996, 50028, 57288, 58366, 63672, 70494, 82243, 87549, 93992, 100056, 116732, 129239, 140988, 164486, 175098, 233464, 246729, 258478, 281976, 328972, 350196, 387717, 493458, 516956, 657944, 700392, 775434, 904673, 986916, 1033912, 1550868, 1809346, 1973832, 2714019, 3101736, 3618692, 5428038, 7237384, 10856076, 21712152]

約数ペア:

[(1, 21712152), (2, 10856076), (3, 7237384), (4, 5428038), (6, 3618692), (7, 3101736), (8, 2714019), (11, 1973832), (12, 1809346), (14, 1550868), (21, 1033912), (22, 986916), (24, 904673), (28, 775434), (31, 700392), (33, 657944), (42, 516956), (44, 493458), (56, 387717), (62, 350196), (66, 328972), (77, 281976), (84, 258478), (88, 246729), (93, 233464), (124, 175098), (132, 164486), (154, 140988), (168, 129239), (186, 116732), (217, 100056), (231, 93992), (248, 87549), (264, 82243), (308, 70494), (341, 63672), (372, 58366), (379, 57288), (434, 50028), (462, 46996), (616, 35247), (651, 33352), (682, 31836), (744, 29183), (758, 28644), (868, 25014), (924, 23498), (1023, 21224), (1137, 19096), (1302, 16676), (1364, 15918), (1516, 14322), (1736, 12507), (1848, 11749), (2046, 10612), (2274, 9548), (2387, 9096), (2604, 8338), (2653, 8184), (2728, 7959), (3032, 7161), (4092, 5306), (4169, 5208), (4548, 4774)]