21103626495

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{4799}}^1$

素因数の和:5045

約数の個数: 96

約数和(自身を含む): 40764211200

約数和(自身を除く): 19660584705

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 49, 93, 105, 147, 155, 193, 217, 245, 465, 579, 651, 735, 965, 1085, 1351, 1519, 2895, 3255, 4053, 4557, 4799, 5983, 6755, 7595, 9457, 14397, 17949, 20265, 22785, 23995, 28371, 29915, 33593, 41881, 47285, 71985, 89745, 100779, 125643, 141855, 148769, 167965, 209405, 235151, 293167, 446307, 503895, 628215, 705453, 743845, 879501, 926207, 1041383, 1175755, 1465835, 2231535, 2778621, 3124149, 3527265, 4397505, 4631035, 5206915, 6483449, 7289681, 13893105, 15620745, 19450347, 21869043, 28712417, 32417245, 36448405, 45384143, 86137251, 97251735, 109345215, 136152429, 143562085, 200986919, 226920715, 430686255, 602960757, 680762145, 1004934595, 1406908433, 3014803785, 4220725299, 7034542165, 21103626495]

約数ペア:

[(1, 21103626495), (3, 7034542165), (5, 4220725299), (7, 3014803785), (15, 1406908433), (21, 1004934595), (31, 680762145), (35, 602960757), (49, 430686255), (93, 226920715), (105, 200986919), (147, 143562085), (155, 136152429), (193, 109345215), (217, 97251735), (245, 86137251), (465, 45384143), (579, 36448405), (651, 32417245), (735, 28712417), (965, 21869043), (1085, 19450347), (1351, 15620745), (1519, 13893105), (2895, 7289681), (3255, 6483449), (4053, 5206915), (4557, 4631035), (4799, 4397505), (5983, 3527265), (6755, 3124149), (7595, 2778621), (9457, 2231535), (14397, 1465835), (17949, 1175755), (20265, 1041383), (22785, 926207), (23995, 879501), (28371, 743845), (29915, 705453), (33593, 628215), (41881, 503895), (47285, 446307), (71985, 293167), (89745, 235151), (100779, 209405), (125643, 167965), (141855, 148769)]