21970294956

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{31751}}^1$

素因数の和:31956

約数の個数: 96

約数和(自身を含む): 58677696000

約数和(自身を除く): 36707401044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 149, 172, 258, 298, 387, 447, 516, 596, 774, 894, 1161, 1341, 1548, 1788, 2322, 2682, 4023, 4644, 5364, 6407, 8046, 12814, 16092, 19221, 25628, 31751, 38442, 57663, 63502, 76884, 95253, 115326, 127004, 172989, 190506, 230652, 285759, 345978, 381012, 571518, 691956, 857277, 1143036, 1365293, 1714554, 2730586, 3429108, 4095879, 4730899, 5461172, 8191758, 9461798, 12287637, 14192697, 16383516, 18923596, 24575274, 28385394, 36862911, 42578091, 49150548, 56770788, 73725822, 85156182, 127734273, 147451644, 170312364, 203428657, 255468546, 406857314, 510937092, 610285971, 813714628, 1220571942, 1830857913, 2441143884, 3661715826, 5492573739, 7323431652, 10985147478, 21970294956]

約数ペア:

[(1, 21970294956), (2, 10985147478), (3, 7323431652), (4, 5492573739), (6, 3661715826), (9, 2441143884), (12, 1830857913), (18, 1220571942), (27, 813714628), (36, 610285971), (43, 510937092), (54, 406857314), (86, 255468546), (108, 203428657), (129, 170312364), (149, 147451644), (172, 127734273), (258, 85156182), (298, 73725822), (387, 56770788), (447, 49150548), (516, 42578091), (596, 36862911), (774, 28385394), (894, 24575274), (1161, 18923596), (1341, 16383516), (1548, 14192697), (1788, 12287637), (2322, 9461798), (2682, 8191758), (4023, 5461172), (4644, 4730899), (5364, 4095879), (6407, 3429108), (8046, 2730586), (12814, 1714554), (16092, 1365293), (19221, 1143036), (25628, 857277), (31751, 691956), (38442, 571518), (57663, 381012), (63502, 345978), (76884, 285759), (95253, 230652), (115326, 190506), (127004, 172989)]