21167690124

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{449}}^1\times {\mathrm{80177}}^1$

素因数の和:80647

約数の個数: 72

約数和(自身を含む): 57583839600

約数和(自身を除く): 36416149476

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 449, 588, 898, 1347, 1796, 2694, 3143, 5388, 6286, 9429, 12572, 18858, 22001, 37716, 44002, 66003, 80177, 88004, 132006, 160354, 240531, 264012, 320708, 481062, 561239, 962124, 1122478, 1683717, 2244956, 3367434, 3928673, 6734868, 7857346, 11786019, 15714692, 23572038, 35999473, 47144076, 71998946, 107998419, 143997892, 215996838, 251996311, 431993676, 503992622, 755988933, 1007985244, 1511977866, 1763974177, 3023955732, 3527948354, 5291922531, 7055896708, 10583845062, 21167690124]

約数ペア:

[(1, 21167690124), (2, 10583845062), (3, 7055896708), (4, 5291922531), (6, 3527948354), (7, 3023955732), (12, 1763974177), (14, 1511977866), (21, 1007985244), (28, 755988933), (42, 503992622), (49, 431993676), (84, 251996311), (98, 215996838), (147, 143997892), (196, 107998419), (294, 71998946), (449, 47144076), (588, 35999473), (898, 23572038), (1347, 15714692), (1796, 11786019), (2694, 7857346), (3143, 6734868), (5388, 3928673), (6286, 3367434), (9429, 2244956), (12572, 1683717), (18858, 1122478), (22001, 962124), (37716, 561239), (44002, 481062), (66003, 320708), (80177, 264012), (88004, 240531), (132006, 160354)]