21348654804

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{70589}}^1$

素因数の和:70901

約数の個数: 72

約数和(自身を含む): 55911797760

約数和(自身を除く): 34563142956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 271, 279, 372, 542, 558, 813, 1084, 1116, 1626, 2439, 3252, 4878, 8401, 9756, 16802, 25203, 33604, 50406, 70589, 75609, 100812, 141178, 151218, 211767, 282356, 302436, 423534, 635301, 847068, 1270602, 2188259, 2541204, 4376518, 6564777, 8753036, 13129554, 19129619, 19694331, 26259108, 38259238, 39388662, 57388857, 76518476, 78777324, 114777714, 172166571, 229555428, 344333142, 593018189, 688666284, 1186036378, 1779054567, 2372072756, 3558109134, 5337163701, 7116218268, 10674327402, 21348654804]

約数ペア:

[(1, 21348654804), (2, 10674327402), (3, 7116218268), (4, 5337163701), (6, 3558109134), (9, 2372072756), (12, 1779054567), (18, 1186036378), (31, 688666284), (36, 593018189), (62, 344333142), (93, 229555428), (124, 172166571), (186, 114777714), (271, 78777324), (279, 76518476), (372, 57388857), (542, 39388662), (558, 38259238), (813, 26259108), (1084, 19694331), (1116, 19129619), (1626, 13129554), (2439, 8753036), (3252, 6564777), (4878, 4376518), (8401, 2541204), (9756, 2188259), (16802, 1270602), (25203, 847068), (33604, 635301), (50406, 423534), (70589, 302436), (75609, 282356), (100812, 211767), (141178, 151218)]