21927831555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2269}}^1\times {\mathrm{2969}}^1$

素因数の和:5284

約数の個数: 64

約数和(自身を含む): 41422233600

約数和(自身を除く): 19494402045

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 2269, 2969, 3255, 6807, 8907, 11345, 14845, 15883, 20783, 34035, 44535, 47649, 62349, 70339, 79415, 92039, 103915, 211017, 238245, 276117, 311745, 351695, 460195, 492373, 644273, 1055085, 1380585, 1477119, 1932819, 2461865, 3221365, 6736661, 7385595, 9664095, 20209983, 33683305, 47156627, 101049915, 141469881, 208836491, 235783135, 626509473, 707349405, 1044182455, 1461855437, 3132547365, 4385566311, 7309277185, 21927831555]

約数ペア:

[(1, 21927831555), (3, 7309277185), (5, 4385566311), (7, 3132547365), (15, 1461855437), (21, 1044182455), (31, 707349405), (35, 626509473), (93, 235783135), (105, 208836491), (155, 141469881), (217, 101049915), (465, 47156627), (651, 33683305), (1085, 20209983), (2269, 9664095), (2969, 7385595), (3255, 6736661), (6807, 3221365), (8907, 2461865), (11345, 1932819), (14845, 1477119), (15883, 1380585), (20783, 1055085), (34035, 644273), (44535, 492373), (47649, 460195), (62349, 351695), (70339, 311745), (79415, 276117), (92039, 238245), (103915, 211017)]