2021301009

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{733}}^1$

素因数の和:816

約数の個数: 108

約数和(自身を含む): 3782238876

約数和(自身を除く): 1760937867

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 49, 63, 91, 111, 117, 147, 169, 259, 273, 333, 441, 481, 507, 637, 733, 777, 819, 1183, 1443, 1521, 1813, 1911, 2199, 2331, 3367, 3549, 4329, 5131, 5439, 5733, 6253, 6597, 8281, 9529, 10101, 10647, 15393, 16317, 18759, 23569, 24843, 27121, 28587, 30303, 35917, 43771, 46179, 56277, 66703, 70707, 74529, 81363, 85761, 107751, 123877, 131313, 189847, 200109, 212121, 244089, 306397, 323253, 352573, 371631, 393939, 466921, 569541, 600327, 867139, 919191, 1057719, 1114893, 1328929, 1400763, 1708623, 2468011, 2601417, 2757573, 3173157, 3986787, 4202289, 4583449, 6069973, 7404033, 7804251, 11960361, 13750347, 17276077, 18209919, 22212099, 32084143, 41251041, 51828231, 54629757, 96252429, 155484693, 224589001, 288757287, 673767003, 2021301009]

約数ペア:

[(1, 2021301009), (3, 673767003), (7, 288757287), (9, 224589001), (13, 155484693), (21, 96252429), (37, 54629757), (39, 51828231), (49, 41251041), (63, 32084143), (91, 22212099), (111, 18209919), (117, 17276077), (147, 13750347), (169, 11960361), (259, 7804251), (273, 7404033), (333, 6069973), (441, 4583449), (481, 4202289), (507, 3986787), (637, 3173157), (733, 2757573), (777, 2601417), (819, 2468011), (1183, 1708623), (1443, 1400763), (1521, 1328929), (1813, 1114893), (1911, 1057719), (2199, 919191), (2331, 867139), (3367, 600327), (3549, 569541), (4329, 466921), (5131, 393939), (5439, 371631), (5733, 352573), (6253, 323253), (6597, 306397), (8281, 244089), (9529, 212121), (10101, 200109), (10647, 189847), (15393, 131313), (16317, 123877), (18759, 107751), (23569, 85761), (24843, 81363), (27121, 74529), (28587, 70707), (30303, 66703), (35917, 56277), (43771, 46179)]